B1 noun #8 le plus courant 14 min de lecture

detonator

A detonator is a device used to trigger an explosive device or a chemical reaction. It is typically a small, sensitive component that initiates the primary explosion through a controlled electrical or mechanical signal.

A detonator is a small thing that makes a big explosion start. Think of it like a special button or a small part of a bomb. When you press the button or send electricity to the detonator, it makes a tiny 'pop' or spark. This tiny 'pop' then makes the big part of the bomb explode. In very simple stories or movies, you might see a red button on a box—that is a type of detonator. You use this word when you talk about construction workers blowing up rocks to build a road. It is a noun, so you can say 'the detonator' or 'one detonator.' It is a dangerous object, so people must be very careful with it. Even though it is small, it is very important because, without it, the big explosives would not work. You can also think of it like a key for a car; the key is small, but it starts the big engine. In the same way, the detonator is small, but it starts the big explosion. Most people only see detonators in movies, where the hero has to stop a timer. It is a good word to know if you like action movies or if you are learning about how buildings are made. Remember, the detonator is the 'starter' for the explosion. It is not the big pile of dynamite itself. It is just the little part that tells the dynamite to explode right now.
At the A2 level, you should know that a detonator is a device used to trigger an explosive. It is a noun that describes a specific tool. For example, 'The worker used a detonator to clear the rocks.' This word is common in news stories about building projects or safety. You might also hear it in history class when talking about old wars. A detonator is different from a 'bomb' because it is only the part that starts the fire or the blast. It is usually small and very sensitive to heat or electricity. In English, we often use it with verbs like 'set off' or 'connect.' For instance, 'He connected the detonator to the wires.' You can also use it to describe something that starts a big event in a story. If a small argument starts a big fight, you could say the argument was like a detonator. This is a more advanced way to use the word. When you say the word, put the stress on the first part: DET-onator. It sounds like 'operator' or 'calculator.' It is an important word for understanding safety warnings and action-packed stories. If you see a sign that says 'No Detonators,' it means you cannot bring anything that might start an explosion. This word helps you talk about cause and effect in a very dramatic way. It shows that one small action can lead to a very large result.
For B1 learners, 'detonator' is an essential technical noun that describes an initiator for explosives. It is a device that contains a small amount of sensitive explosive material used to trigger a larger, more stable main charge. In professional contexts, such as civil engineering or mining, precision is key, and detonators are used to ensure that blasts occur at specific times. You should be able to distinguish between a detonator and a fuse; while a fuse provides a time delay through burning, a detonator usually provides an instantaneous or precisely timed electrical trigger. Beyond its literal meaning, 'detonator' is frequently used as a metaphor for a catalyst or a 'spark' that ignites a situation. For example, 'The publication of the report was the detonator for a national scandal.' This implies that the situation was already tense (like a 'powder keg') and only needed one final event to cause an explosion of public interest. When using the word, remember it follows the '-or' suffix pattern common for tools and agents (like 'generator' or 'investigator'). In terms of collocations, you will often see 'remote detonator,' 'electric detonator,' or 'faulty detonator.' Understanding this word allows you to describe both physical processes in industry and metaphorical processes in social and political life with more accuracy and flair.
At the B2 level, you should be comfortable using 'detonator' in both its technical and figurative senses. Technically, a detonator (or blasting cap) is a primary explosive device that is highly sensitive to mechanical shock, friction, or heat. It is used to initiate a secondary, less sensitive explosive. This distinction is important in technical writing or forensics. Figuratively, the word serves as a powerful noun to describe an event or person that precipitates a sudden and violent change. For instance, 'The sudden collapse of the bank acted as a detonator for the global financial crisis.' This usage suggests that the underlying conditions were already unstable, and the detonator was the immediate cause of the systemic failure. You should also be aware of the word family: the verb 'detonate' and the noun 'detonation.' While 'detonate' can be used both transitively ('they detonated the charge') and intransitively ('the device detonated'), 'detonator' specifically refers to the mechanism. In discussions about history or politics, 'detonator' is a more intense alternative to 'trigger' or 'catalyst,' conveying a sense of destructive power or irreversible impact. It is also useful to recognize the word in the context of safety regulations and international law, where the transport and storage of detonators are strictly controlled. Using this word correctly demonstrates a command of specialized vocabulary and an ability to use vivid imagery in your descriptions of complex events.
For C1 students, 'detonator' is a word that offers nuanced possibilities for description and analysis. In a technical sense, you might discuss the evolution of detonator technology—from Nobel's invention of the mercury fulminate blasting cap to modern electronic delay detonators that allow for millisecond precision in complex demolitions. This level of detail is appropriate for academic or professional discourse in engineering or history. Metaphorically, 'detonator' is a sophisticated choice for describing the 'proximate cause' in a chain of events. It allows you to distinguish between the 'preconditions' (the fuel) and the 'precipitating event' (the detonator). For example, in a sociological analysis, you might write: 'While the structural inequalities provided the combustible material, the specific act of police brutality served as the detonator for the subsequent civil unrest.' This usage highlights your ability to handle complex causality and metaphorical language. Furthermore, you should be sensitive to the register of the word; it carries a weight of danger and finality that 'trigger' lacks. In literary analysis, a 'detonator' might be a specific plot point that shatters the status quo of the narrative. You should also be aware of the legal and security implications of the word in contemporary discourse, particularly in the context of counter-terrorism and industrial safety. Mastery of 'detonator' at this level involves not just knowing what it is, but understanding its symbolic power as an agent of rapid, irreversible transformation in both physical and social systems.
At the C2 level, 'detonator' becomes a precise tool for incisive commentary and high-level technical description. You can use it to dissect the mechanics of both physical explosions and metaphorical 'explosions' in society, economics, or psychology with absolute clarity. In a technical or scientific paper, you might refer to the 'detonator's sensitivity threshold' or the 'detonation velocity' it initiates, showing a deep understanding of the physics involved. Metaphorically, you can use 'detonator' to describe the tipping point in complex systems. For instance, 'In the delicate equilibrium of the ecosystem, the introduction of an invasive species acted as a biological detonator, leading to a rapid and catastrophic loss of biodiversity.' This usage demonstrates an ability to apply technical concepts to diverse fields. You should also be able to play with the word's connotations in creative writing, perhaps using it to describe a character whose presence alone threatens to destroy a fragile social circle. The word's etymology—from the Latin 'detonare' (to thunder down)—can be invoked to add a layer of classical resonance to your prose. Furthermore, a C2 learner should be adept at using the word in the context of 'controlled' versus 'uncontrolled' events, noting that a detonator is, by definition, a tool of control that ironically leads to a release of uncontrollable energy. Whether you are discussing the intricacies of mining law, the historiography of the Great War, or the psychological triggers of a breakdown, 'detonator' serves as a sharp, evocative term that captures the essence of the moment where potential energy becomes kinetic reality.

detonator en 30 secondes

  • A detonator is a small device used to trigger a larger explosion or chemical reaction, acting as the primary initiator in a blasting sequence.
  • The word is commonly used in mining, construction, and military contexts to describe the mechanism that starts a controlled or uncontrolled blast.
  • Metaphorically, a detonator refers to any event, person, or piece of information that suddenly triggers a massive and often irreversible change or reaction.
  • It is a countable noun, often paired with adjectives like 'electric,' 'remote,' or 'faulty,' and is distinct from the main explosive material it triggers.

The word detonator refers to a specific type of device designed to initiate a larger explosion or a significant chemical reaction. In a literal sense, it is the 'spark plug' of the explosives world. While an explosive material like dynamite or C4 is stable on its own, it requires a sudden, intense shock or heat to begin its rapid expansion. This is where the detonator comes in. It is a smaller, much more sensitive component that reacts to a simple signal—like an electrical pulse or a physical strike—and produces enough energy to set off the main charge. Beyond the world of demolition and mining, the term is frequently used as a powerful metaphor. In social or political contexts, a 'detonator' is an event, a person, or a piece of information that triggers a massive, often uncontrollable, change or reaction within a community or a system.

Technical Application
In engineering and mining, a detonator is often called a blasting cap. It ensures that the explosion happens at the exact microsecond required for safety and efficiency.

The demolition crew spent hours carefully wiring each detonator to the central control panel to ensure the building collapsed inward.

When using this word, people are usually discussing high-stakes environments. You will hear it in news reports about construction projects, military operations, or forensic investigations. However, in a business meeting, someone might say, 'The CEO's resignation was the detonator for the company's stock market crash.' Here, the word emphasizes the speed and the destructive or transformative nature of the event. It implies that the situation was already 'explosive' or tense, and the detonator was simply the final piece needed to start the reaction. Understanding this word requires recognizing the relationship between a small cause and a very large, energetic effect.

Metaphorical Use
A controversial tweet can act as a detonator for a massive public debate, turning a quiet afternoon into a viral storm of opinions.

Historians often argue about which specific event served as the detonator for the French Revolution.

The word carries a sense of precision. A detonator isn't an accidental spark; it is a designed tool. Even in metaphors, it suggests that the 'trigger' event was perfectly placed to cause the maximum impact. In literature and film, the detonator is a classic 'MacGuffin' or plot device—the hero must find it, or the villain is threatening to press it. This cultural saturation makes the word immediately recognizable as a symbol of impending danger or significant change. Whether you are talking about chemistry, civil engineering, or social dynamics, 'detonator' conveys the power of initiation.

Without the detonator, the mountain of explosives was nothing more than a pile of inert chemicals.

Safety Context
In safety manuals, detonators are treated with more caution than the explosives themselves because they are designed to be sensitive to heat, friction, and electricity.

The bomb squad technician used a remote-controlled robot to neutralize the detonator from a safe distance.

In the movie, the protagonist had to cut the blue wire leading to the detonator with only three seconds left on the timer.

Using the word detonator correctly requires understanding its role as a noun that identifies an agent of change. It is almost always the subject or the direct object of an action involving starting, triggering, or neutralizing. Because it is a technical term, it pairs well with verbs like 'install,' 'activate,' 'disarm,' or 'connect.' When used metaphorically, it often appears in sentences describing historical events, economic shifts, or personal realizations. For example, 'The discovery of the secret letter was the detonator for their divorce.' Here, the letter isn't literally exploding, but it is causing a breakdown that is just as dramatic and irreversible as a physical blast.

Industrial Usage
'The mining company ordered a new shipment of electronic detonators to improve the precision of their underground blasts.'

A faulty detonator can lead to a 'misfire,' which is one of the most dangerous situations in construction.

In more formal writing, you might see 'detonator' used to describe a catalyst in a chemical reaction. 'The addition of the platinum catalyst acted as a detonator for the rapid oxidation process.' While 'catalyst' is more common in science, 'detonator' adds a sense of speed and violence to the description. It is also important to distinguish between the 'detonator' and the 'explosive.' The explosive is the fuel; the detonator is the key. You wouldn't say 'the detonator blew up the city,' but rather 'the detonator triggered the bomb that destroyed the city block.' This distinction shows a high level of vocabulary precision.

Political Context
'The assassination of the Archduke was the detonator that set off the powder keg of European alliances, leading to World War I.'

Security experts warned that the stolen detonator was useless without the corresponding specialized codes.

When writing creatively, you can use 'detonator' to describe an emotional peak. 'Her sharp words were the detonator that finally broke his long-held patience.' This usage creates a vivid image of an emotional explosion. In professional settings, such as project management, you might refer to a 'detonator' as a risk factor that could cause a project to fail suddenly. 'The lack of funding in the third quarter could be the detonator for the entire program's collapse.' By using this word, you highlight the critical nature of that specific risk. It is a word that demands attention and implies that the stakes are very high.

The engineer checked the detonator's resistance with a multimeter before connecting it to the main circuit.

Action/Thriller Genre
'He gripped the remote detonator, his thumb hovering over the red button as the sirens wailed in the distance.'

Archaeologists found a rusted detonator from the 1940s, reminding them of the site's history as a munitions factory.

The new environmental policy served as a detonator for a series of protests across the industrial heartland.

In the real world, you are most likely to encounter the word detonator in three primary domains: the news, specialized industries, and popular entertainment. In news broadcasting, 'detonator' appears frequently in reports about public safety, terrorism, or accidental explosions. Journalists use it to provide technical detail about how a device was constructed or how a disaster began. For instance, 'Investigators found fragments of a remote-controlled detonator at the scene.' This specific terminology helps convey the sophistication of the event being reported. It sounds more professional and precise than simply saying 'the thing that made it blow up.'

The Mining Industry
If you work in a quarry or a deep-shaft mine, 'detonator' is a daily vocabulary word. Workers must be certified to handle them, and inventory counts are strictly regulated by the government.

'We need to verify the delay timing on each detonator before we clear the area for the blast,' the foreman shouted over the machinery.

In the world of cinema and television, the 'detonator' is a staple of the action and thriller genres. Think of every movie where a character has to disarm a bomb. The tension usually centers on the detonator. You'll hear dialogue like, 'The detonator is pressure-sensitive!' or 'If you move the detonator, the whole place goes up!' This has made the word part of our collective cultural consciousness, often associated with sweat-beaded foreheads and ticking clocks. Even if someone has never seen a real one, they know exactly what it represents in a story: the point of no return.

Historical Documentaries
When watching documentaries about World War II or the Cold War, you will hear about the development of the 'atomic detonator,' a crucial piece of technology that allowed for the first nuclear explosions.

The narrator explained how the invention of the electric detonator revolutionized tunnel construction in the late 19th century.

Finally, you might hear this word in social science or history lectures. Professors use it to describe the 'spark' that ignites a revolution or a war. 'The sudden increase in bread prices was the detonator for the urban riots.' In this academic context, it is used to distinguish between 'underlying causes' (like poverty or injustice) and the 'immediate cause' (the detonator). This helps students understand that while a situation might be ready to explode, it still needs a specific event to set it off. It is a very effective way to visualize complex historical causality.

In the courtroom, the prosecutor held up the charred remains of the detonator as Exhibit A.

Science Fiction
In sci-fi, you'll hear about 'thermal detonators' or 'quantum detonators,' extending the concept into futuristic and imaginary technologies.

'Don't touch that! It's a highly unstable detonator from the old mining colony,' the explorer warned his partner.

The podcast host discussed how a single whistle-blower acted as the detonator for the biggest corporate scandal of the decade.

One of the most frequent mistakes learners make is confusing a detonator with the 'explosive' itself. A detonator is a small device that *starts* the explosion; it is not the large amount of TNT or dynamite that does the actual damage. If you say, 'The building was filled with detonators,' it implies there were thousands of tiny triggers, which is unlikely. You probably mean 'the building was filled with explosives.' Another common error is using 'detonator' when 'fuse' would be more accurate. A fuse is a string or tube that burns slowly to reach the explosive, while a detonator is a device that uses a small shock or electrical spark to start the reaction instantly. While they both initiate explosions, their mechanisms are different.

Confusing with 'Trigger'
While a detonator *is* a type of trigger, not all triggers are detonators. A 'trigger' is a general term for anything that starts a process. A 'detonator' is specifically for explosions or chemical reactions.

Incorrect: 'He pulled the detonator of the gun.' (Correct: He pulled the trigger of the gun.)

Learners also sometimes misspell the word as 'detonater' (ending in -er). In English, many tools and agents end in -or, and 'detonator' is one of them. Another mistake is using the word in a positive context. Because of its strong association with destruction and danger, calling something a 'detonator' usually implies a negative or at least a very disruptive outcome. If you want to say something started a positive movement, 'catalyst' or 'spark' is usually a better choice. For example, 'The new teacher was a detonator for student success' sounds slightly strange, as if the students were destroyed by success. 'The new teacher was a catalyst for student success' is much more natural.

Misuse in Chemistry
In a lab, you wouldn't call a heating element a detonator unless it was specifically designed to cause an explosion. Using it for a simple boiling process is an exaggeration.

Incorrect: 'I used a detonator to start the campfire.' (Correct: I used a lighter or a match.)

Finally, be careful with the verb form 'detonate.' You can detonate a bomb (transitive), or a bomb can detonate (intransitive). However, the 'detonator' itself doesn't usually 'detonate' in common speech—it 'triggers' or 'initiates' the detonation. Saying 'the detonator detonated' is technically correct but sounds repetitive and redundant. It is better to say 'the detonator fired' or 'the detonator functioned correctly.' Paying attention to these small details will make your English sound much more sophisticated and technically accurate.

The technician was fired for leaving a detonator in his pocket, a major safety violation.

Pronunciation Error
Some people try to pronounce it like 'denotator' (confusing it with 'denote'). Make sure to keep the 't' and 'n' in the right order: de-to-na-tor.

The news anchor corrected himself after accidentally saying 'denotator' during the live broadcast about the detonator found at the airport.

The instructions warned that the detonator should never be stored in the same container as the primary explosive material.

When you want to express the idea of something starting a larger event, you have several choices besides detonator. Each has a slightly different 'flavor' or register. The most common synonym is 'trigger.' A trigger is more general and can refer to anything from a gun's mechanism to a psychological response. While a detonator is a type of trigger, 'trigger' is much more common in everyday conversation. Another alternative is 'catalyst.' This word comes from chemistry and describes something that speeds up a reaction without being consumed by it. In metaphors, 'catalyst' is usually more positive or neutral than 'detonator.' If you say a person was a catalyst for change, it sounds like they were a helpful starting point. If you say they were a detonator, it sounds like they caused a chaotic explosion.

Detonator vs. Fuse
A fuse is a slow-burning cord. A detonator is a device that creates a sudden shock. Use 'fuse' for old-fashioned cannons or fireworks, and 'detonator' for modern high explosives.

The detonator provides the instant shock needed for C4, whereas a simple fuse wouldn't be enough to set it off.

In technical or military contexts, you might hear the word 'initiator.' This is a very formal and precise term. It covers everything from detonators to squibs and primers. If you are writing a technical report, 'initiator' is a great way to sound more professional. On the other hand, if you are writing a story and want to create a sense of mystery, you might use 'spark.' 'The spark that lit the fire of rebellion' is a classic metaphor. It is less technical than 'detonator' and feels more poetic. However, 'detonator' is better if you want to emphasize that the situation was already 'primed' or 'loaded' with tension, just waiting for that one final component.

Detonator vs. Catalyst
Use 'detonator' for sudden, violent, or irreversible changes. Use 'catalyst' for processes that might be slower, more constructive, or purely chemical.

While the economic crisis was the detonator, the years of inequality were the fuel for the uprising.

Another related word is 'cap' or 'blasting cap.' This is the specific industrial name for a small detonator used in mining. If you are reading a manual or a news story about a construction site, you will see these terms used interchangeably. Finally, consider the word 'incendiary.' While usually an adjective (meaning 'designed to cause fires'), it can also be a noun. However, an incendiary device is meant to burn, while a detonator is meant to explode. Choosing the right word depends entirely on the specific effect you want to describe. By mastering these distinctions, you can describe complex events with much greater clarity and impact.

The bomb disposal unit identified the device as a non-electric detonator connected to a shock tube.

Technical Synonyms
Initiator, primer, blasting cap, squib (for small theatrical effects), and igniter.

The scientist explained that the laser pulse acted as a remote detonator for the fusion experiment.

In the world of finance, a sudden interest rate hike can be the detonator for a housing market bubble.

How Formal Is It?

Formel

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Neutre

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Informel

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Child friendly

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Argot

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Le savais-tu ?

The modern technical sense of 'detonator' only appeared in the mid-19th century, around the time Alfred Nobel was developing safer ways to use nitroglycerin and dynamite.

Guide de prononciation

UK /ˈdet.ə.neɪ.tər/
US /ˈdet.nˌeɪ.t̬ɚ/
Primary stress is on the first syllable: DET-o-na-tor.
Rime avec
operator generator calculator investigator moderator navigator refrigerator spectator
Erreurs fréquentes
  • Pronouncing it as 'de-NOT-a-tor' (wrong stress and syllable order).
  • Saying 'detonater' with a short 'a' sound.
  • Confusing the 't' and 'n' sounds (e.g., 'denotator').
  • Forgetting the 'o' syllable entirely (e.g., 'det-nator').
  • Over-emphasizing the 'or' at the end.

Niveau de difficulté

Lecture 3/5

Common in news and fiction, but has a specific technical meaning.

Écriture 4/5

Requires understanding of the distinction between the trigger and the explosive.

Expression orale 3/5

Pronunciation is key; stress the first syllable.

Écoute 3/5

Easily recognized in context, but can be confused with 'denote'.

Quoi apprendre ensuite

Prérequis

explode bomb trigger safety device

Apprends ensuite

catalyst demolition munitions incendiary ordnance

Avancé

fulminate initiation proximate cause precipitating factor

Grammaire à connaître

Nouns ending in -or

Detonator, generator, and elevator all describe things that perform an action.

Metaphorical 'as' phrases

The news acted *as* a detonator for the crowd's anger.

Compound Nouns

Detonator cord, where the first noun acts like an adjective.

Passive Voice with Agents

The explosion was initiated *by* the detonator.

Transitive vs. Intransitive Verbs

The engineer detonated the bomb (transitive). The bomb detonated (intransitive).

Exemples par niveau

1

The man pushed the red button on the detonator.

L'homme a appuyé sur le bouton rouge du détonateur.

Subject (The man) + Verb (pushed) + Object (the detonator).

2

A detonator is very small.

Un détonateur est très petit.

Using 'is' to describe the noun.

3

Do not touch the detonator!

Ne touchez pas au détonateur !

Imperative sentence for a warning.

4

The bomb needs a detonator to work.

La bombe a besoin d'un détonateur pour fonctionner.

Noun as a necessary component.

5

He found a detonator in the old box.

Il a trouvé un détonateur dans la vieille boîte.

Past tense 'found'.

6

The detonator makes a spark.

Le détonateur produit une étincelle.

Present simple for a general fact.

7

Where is the detonator?

Où est le détonateur ?

Question form.

8

The movie hero has the detonator.

Le héros du film a le détonateur.

Possessive 'has'.

1

The construction workers used an electric detonator.

Les ouvriers du bâtiment ont utilisé un détonateur électrique.

Adjective 'electric' modifying the noun.

2

You must connect the detonator to the battery.

Vous devez connecter le détonateur à la batterie.

Modal verb 'must' for necessity.

3

The police found a detonator in the suspect's car.

La police a trouvé un détonateur dans la voiture du suspect.

Prepositional phrase 'in the suspect's car'.

4

Is that a real detonator or a toy?

Est-ce un vrai détonateur ou un jouet ?

Alternative question using 'or'.

5

The detonator was hidden under the floor.

Le détonateur était caché sous le plancher.

Passive voice 'was hidden'.

6

They need two detonators for the project.

Ils ont besoin de deux détonateurs pour le projet.

Plural form 'detonators'.

7

The detonator failed to fire.

Le détonateur n'a pas réussi à se déclencher.

Verb 'failed' followed by an infinitive.

8

He carefully put the detonator in a safe bag.

Il a soigneusement mis le détonateur dans un sac sécurisé.

Adverb 'carefully' modifying the verb.

1

The engineer checked the detonator's timing before the blast.

L'ingénieur a vérifié le réglage du détonateur avant l'explosion.

Possessive form 'detonator's'.

2

A faulty detonator was the cause of the accident.

Un détonateur défectueux était la cause de l'accident.

Adjective 'faulty' describing the noun.

3

The scandal served as a detonator for the political crisis.

Le scandale a servi de détonateur à la crise politique.

Metaphorical usage as a catalyst.

4

Remote detonators allow workers to stay at a safe distance.

Les détonateurs à distance permettent aux ouvriers de rester à une distance de sécurité.

Subject-verb agreement with plural 'detonators'.

5

The bomb squad neutralized the detonator using a robot.

L'équipe de déminage a neutralisé le détonateur à l'aide d'un robot.

Using a participle phrase 'using a robot'.

6

Without a detonator, the dynamite is relatively safe to handle.

Sans détonateur, la dynamite est relativement sûre à manipuler.

Prepositional phrase 'Without a detonator'.

7

The invention of the electric detonator changed the mining industry.

L'invention du détonateur électrique a changé l'industrie minière.

Complex subject 'The invention of the electric detonator'.

8

He was arrested for possessing illegal detonators.

Il a été arrêté pour possession de détonateurs illégaux.

Gerund 'possessing' after a preposition.

1

The assassination was the detonator that ignited the war.

L'assassinat a été le détonateur qui a déclenché la guerre.

Relative clause 'that ignited the war'.

2

Modern detonators are designed with multiple safety features.

Les détonateurs modernes sont conçus avec de multiples dispositifs de sécurité.

Passive voice with 'are designed'.

3

The detective found a detonator cord leading to the basement.

Le détective a trouvé un cordon de détonateur menant au sous-sol.

Compound noun 'detonator cord'.

4

The CEO's comment acted as a detonator for the stock market crash.

Le commentaire du PDG a agi comme un détonateur pour le krach boursier.

Verb phrase 'acted as a detonator'.

5

Specialized training is required to handle high-voltage detonators.

Une formation spécialisée est requise pour manipuler les détonateurs à haute tension.

Gerund 'handling' as part of an infinitive phrase.

6

The film's climax involves a race to find the remote detonator.

Le point culminant du film implique une course pour trouver le détonateur à distance.

Noun phrase 'The film's climax'.

7

Environmentalists argued that the project was a detonator for ecological ruin.

Les écologistes ont soutenu que le projet était un détonateur pour la ruine écologique.

Reported speech with 'argued that'.

8

The detonator was triggered by a simple radio signal.

Le détonateur a été déclenché par un simple signal radio.

Agent introduced by 'by' in passive voice.

1

The historiography suggests that the tax hike was the ultimate detonator of the revolt.

L'historiographie suggère que l'augmentation des impôts a été le détonateur ultime de la révolte.

Use of academic vocabulary like 'historiography'.

2

Precision-timed detonators allow for the controlled demolition of urban structures.

Les détonateurs à synchronisation de précision permettent la démolition contrôlée de structures urbaines.

Compound adjective 'Precision-timed'.

3

The whistleblower's testimony proved to be the detonator that brought down the regime.

Le témoignage du lanceur d'alerte s'est avéré être le détonateur qui a fait tomber le régime.

Idiomatic phrase 'proved to be'.

4

Forensic analysis identified the detonator as a sophisticated military-grade device.

L'analyse médico-légale a identifié le détonateur comme un dispositif sophistiqué de qualité militaire.

Identifying 'as' a specific category.

5

In this delicate ecosystem, a single oil spill could be the detonator for total collapse.

Dans cet écosystème fragile, une seule marée noire pourrait être le détonateur d'un effondrement total.

Conditional 'could be' for potential future.

6

The play uses the lost detonator as a metaphor for the characters' suppressed rage.

La pièce utilise le détonateur perdu comme métaphore de la rage refoulée des personnages.

Metaphorical analysis in a literary context.

7

Regulations regarding the storage of detonators have become increasingly stringent.

Les réglementations concernant le stockage des détonateurs sont devenues de plus en plus strictes.

Adverb 'increasingly' modifying the adjective 'stringent'.

8

The discovery of the letter was the detonator that shattered their fragile peace.

La découverte de la lettre a été le détonateur qui a brisé leur fragile paix.

Strong verb 'shattered' paired with 'detonator'.

1

The sudden insolvency of the subprime lenders acted as the detonator for a systemic financial implosion.

L'insolvabilité soudaine des prêteurs hypothécaires à risque a agi comme le détonateur d'une implosion financière systémique.

Highly technical economic vocabulary.

2

One might argue that the Archduke's assassination was merely the detonator for a conflict whose fuel had been accumulating for decades.

On pourrait soutenir que l'assassinat de l'archiduc n'était que le détonateur d'un conflit dont le combustible s'accumulait depuis des décennies.

Subjunctive 'One might argue' and relative clause 'whose fuel...'.

3

The poet employs the image of a rusted detonator to symbolize the lingering trauma of the post-war generation.

Le poète utilise l'image d'un détonateur rouillé pour symboliser le traumatisme persistant de la génération d'après-guerre.

Literary analysis using 'symbolize'.

4

The failure of the primary detonator necessitated the hazardous manual intervention of the EOD technician.

La défaillance du détonateur principal a nécessité l'intervention manuelle périlleuse du technicien en déminage.

Formal verb 'necessitated'.

5

In the context of nuclear physics, the detonator must achieve a level of simultaneity measured in nanoseconds.

Dans le contexte de la physique nucléaire, le détonateur doit atteindre un niveau de simultanéité mesuré en nanosecondes.

Scientific precision in terminology.

6

The inflammatory rhetoric of the leader served as the detonator for a wave of xenophobic violence.

La rhétorique incendiaire du dirigeant a servi de détonateur à une vague de violence xénophobe.

Abstract noun 'rhetoric' as the subject.

7

The study explores how specific genetic mutations can act as a detonator for the rapid proliferation of cancer cells.

L'étude explore comment des mutations génétiques spécifiques peuvent agir comme un détonateur pour la prolifération rapide des cellules cancéreuses.

Biological application of the metaphor.

8

The sheer audacity of the heist was the detonator that blew the lid off the city's corrupt police department.

L'audace pure du casse a été le détonateur qui a mis au jour la corruption du département de police de la ville.

Idiomatic expression 'blew the lid off'.

Collocations courantes

remote detonator
electric detonator
faulty detonator
detonator cord
act as a detonator
magnetic detonator
disarm a detonator
primary detonator
thermal detonator
connect the detonator

Phrases Courantes

the detonator for change

press the detonator

a human detonator

hidden detonator

delay detonator

digital detonator

improvised detonator

chemical detonator

safety detonator

the ultimate detonator

Souvent confondu avec

detonator vs fuse

A fuse burns slowly; a detonator triggers the explosion instantly through shock or electricity.

detonator vs explosive

The explosive is the material that blows up (like TNT); the detonator is the small device that starts it.

detonator vs trigger

A trigger is any starting mechanism (like on a gun); a detonator is specifically for explosives.

Expressions idiomatiques

"be the detonator"

To be the person or thing that causes a situation to become violent or extremely active.

His rude comment was the detonator that turned the peaceful protest into a riot.

informal

"looking for a detonator"

Searching for a reason or an excuse to start a fight or a major change.

The opposition party is just looking for a detonator to bring down the government.

political

"sitting on a detonator"

Being in a very dangerous or unstable situation that could explode at any moment.

With those secret files in his desk, he's sitting on a detonator.

informal

"pull the detonator"

To intentionally start a process that will lead to destruction or massive change.

The company decided to pull the detonator and file for bankruptcy.

business

"detonator of truth"

A piece of information that destroys lies or a false situation suddenly.

The DNA test was the detonator of truth in the long-running court case.

literary

"wire the detonator"

To carefully prepare for a major event or a 'blast' of activity.

The marketing team is wiring the detonator for the product launch next week.

business

"misfired detonator"

Something that was supposed to cause a big reaction but failed to do so.

The expensive ad campaign was a misfired detonator; sales didn't increase at all.

informal

"pocket detonator"

A small thing that someone carries that can cause a lot of trouble.

That flash drive is a pocket detonator for the whole administration.

informal

"the detonator in the room"

A person or topic that everyone knows will cause an argument if mentioned.

Mentioning the inheritance was the detonator in the room during Thanksgiving dinner.

informal

"hold the detonator"

To have the power to start or stop a major event.

In this negotiation, the union holds the detonator.

political

Facile à confondre

detonator vs denotator

Similar sound and spelling.

A 'denotator' is not a real word, though 'denote' means to represent. 'Detonator' is the device for explosions.

He accidentally said 'denotator' instead of 'detonator' in his speech.

detonator vs detonator vs. igniter

Both start a reaction.

An igniter starts a fire or combustion (like in a stove); a detonator starts a high-speed explosion (detonation).

The gas stove has an igniter, but the demolition charge has a detonator.

detonator vs detonator vs. primer

Both are primary initiators.

A primer is usually the small cap in a bullet; a detonator is usually a separate device for larger blasts.

The bullet's primer was struck by the firing pin.

detonator vs detonator vs. catalyst

Both cause a reaction to happen.

A catalyst is a chemical term for something that speeds up a reaction; a detonator is a physical device that starts an explosion.

Enzymes are catalysts, but this blasting cap is a detonator.

detonator vs detonator vs. squib

Both are small explosive initiators.

A squib is a very small, often theatrical explosive used for special effects; a detonator is for industrial or military use.

The actor had a squib under his shirt to simulate a bullet hit.

Structures de phrases

A1

The [noun] is [adjective].

The detonator is small.

A2

He [verb] the [noun].

He found the detonator.

B1

The [noun] was the cause of [noun].

The detonator was the cause of the blast.

B2

[Noun] acted as a detonator for [noun].

The scandal acted as a detonator for the crisis.

C1

While [clause], the [noun] was the [adjective] [noun].

While tensions were high, the arrest was the ultimate detonator.

C1

The [noun] of [noun] necessitated [noun].

The failure of the detonator necessitated a delay.

C2

[Noun] serves as a poignant metaphor for [noun].

The rusted detonator serves as a poignant metaphor for forgotten wars.

C2

In the context of [noun], the [noun] must [verb].

In the context of demolition, the detonator must fire with absolute precision.

Famille de mots

Noms

Verbes

Adjectifs

Apparenté

Comment l'utiliser

frequency

Common in specific domains (news, engineering, action fiction).

Erreurs courantes
  • Using 'detonator' to mean the whole bomb. The bomb was triggered by a detonator.

    A detonator is only the small starting part, not the entire explosive device.

  • Spelling it 'detonater'. Detonator

    The word follows the Latin-derived '-or' suffix for agents and tools.

  • Saying 'He pulled the detonator' for a gun. He pulled the trigger.

    Guns have triggers; only explosives use detonators.

  • Using 'detonator' for a positive start (e.g., 'He was the detonator of our happy club'). He was the catalyst/spark for our happy club.

    Detonator implies a violent or destructive explosion, which doesn't fit a happy context.

  • Confusing 'detonator' with 'fuse'. The detonator sent an electrical pulse.

    A fuse is a burning string; a detonator is a mechanical or electrical device.

Astuces

Use it for Impact

When writing, use 'detonator' instead of 'cause' to make the event sound more sudden and powerful. It creates a stronger image in the reader's mind.

Be Careful with Context

Avoid using this word in public places like airports or train stations. Even if you are using it metaphorically, it can cause unnecessary alarm or security issues.

Remember the -or

Like 'actor' or 'doctor', 'detonator' ends in -or. This is a common pattern for nouns that describe a person or thing that does a specific job.

Stress the First Syllable

Say 'DET-o-na-tor'. If you put the stress in the wrong place, people might not understand you, as it's a long word with many vowels.

Pair with 'Fuel'

In metaphorical writing, a great technique is to mention the 'fuel' (the problem) and the 'detonator' (the trigger). Example: 'The high taxes were the fuel, and the new law was the detonator.'

Listen for 'Remote'

In movies, you will almost always hear 'remote detonator'. This helps you identify the word even if the actor is speaking quickly or there is loud music.

Use 'Initiator' for Science

If you are writing a very formal scientific paper, 'initiator' is sometimes preferred over 'detonator' unless you are specifically talking about explosives.

Positive vs Negative

Remember that 'detonator' usually has a negative or destructive connotation. Use 'catalyst' or 'spark' if you want to describe a positive start to something.

Don't swap T and N

Be careful not to say 'denotator'. The 't' comes before the 'n'. Think of 'detonate' first, then add '-or'.

Movie Tropes

Understanding the 'detonator' trope in movies will help you understand why English speakers find the word so dramatic and exciting.

Mémorise-le

Moyen mnémotechnique

Think of a 'DETonator' as something that 'DETermines' when the explosion happens. It is the boss of the blast.

Association visuelle

Imagine a tiny silver tube (the detonator) connected to a giant mountain of dynamite. The small tube is the only thing that can wake up the sleeping mountain.

Word Web

Explosion Mining Trigger Safety Demolition Electricity Shockwave Catalyst

Défi

Try to use 'detonator' in a sentence about a historical event and a sentence about a movie you like.

Origine du mot

The word comes from the Latin verb 'detonare', which is a combination of 'de-' (meaning 'down' or 'away') and 'tonare' (meaning 'to thunder'). It originally referred to a loud noise like thunder.

Sens originel : To thunder down or to make a sudden, loud noise.

Latin -> French -> English

Contexte culturel

Avoid using the word in airports, government buildings, or crowded public spaces as it can trigger security alerts.

Commonly used in 'action movie' slang and political journalism to describe sudden changes.

The 'Thermal Detonator' from Star Wars. Alfred Nobel's invention of the blasting cap. The 'detonator' scene in the movie 'The Dark Knight' with the Joker.

Pratique dans la vie réelle

Contextes réels

Mining and Quarrying

  • check the detonator
  • delay timing
  • blasting sequence
  • safety perimeter

Action Movies

  • disarm the detonator
  • remote trigger
  • the timer is set
  • cut the wire

Political Analysis

  • detonator for revolution
  • spark of unrest
  • immediate cause
  • social explosion

Forensics/Law Enforcement

  • detonator fragments
  • explosive device
  • bomb squad
  • evidence of initiation

Business/Economics

  • detonator for a crash
  • triggering a sell-off
  • market catalyst
  • sudden collapse

Amorces de conversation

"What do you think was the main detonator for the changes in how we work today?"

"Have you ever seen a movie where the hero had to disarm a detonator at the last second?"

"In your opinion, can a single person be a detonator for a whole social movement?"

"How do you think detonator technology has changed since the time of Alfred Nobel?"

"If you were writing a thriller, where would you hide the detonator in the story?"

Sujets d'écriture

Describe a time when a small event acted as a detonator for a big change in your life.

Write a short story about a technician who finds a mysterious detonator in an old building.

Analyze a historical event and explain what the 'fuel' was and what the 'detonator' was.

Do you think social media acts as a detonator for public anger? Why or why not?

If you could be a 'detonator' for one positive change in the world, what would it be?

Questions fréquentes

10 questions

No, a detonator is just one part of a bomb. It is the small device that starts the explosion. Think of it like the key that starts a car engine; the key isn't the car, but the car won't start without it. In a bomb, the detonator provides the initial energy to set off the main explosive material.

Yes, detonators contain a small amount of very sensitive explosive material. They are designed to be much easier to set off than the main explosives. This is why they are handled with extreme care. Dropping one or exposing it to heat can cause it to explode, which is dangerous even if it's not connected to a larger bomb.

A metaphorical detonator is an event or action that triggers a massive change. For example, a sudden price increase might be the detonator for a protest. It implies that the situation was already tense and just needed one small thing to start a 'blast' of activity or emotion.

Electric detonators use a small wire that heats up or creates a spark when an electrical current passes through it. This heat or spark sets off a tiny amount of sensitive explosive inside the detonator, which then triggers the main blast. They are popular because they can be fired from a safe distance using long wires.

A fuse is a cord that burns slowly to give people time to run away before the explosion. A detonator is a device that triggers the explosion instantly when it receives a signal. Modern demolition usually uses detonators (often with built-in electronic delays) for better precision and safety.

In almost every country, owning a detonator without a special license is highly illegal. Because they are used to make bombs, they are strictly regulated by the government. Only licensed professionals in mining, construction, or the military are allowed to handle them.

To disarm a detonator means to make it safe so it cannot start an explosion. This usually involves cutting the power source, removing the sensitive parts, or using a robot to destroy it safely. It is a common scene in action movies where the hero saves the day.

Historians use it to describe the 'spark' that starts a war or a revolution. It helps distinguish between the deep reasons for an event (like poverty) and the specific moment it began (like an assassination). It's a useful way to explain complex cause-and-effect relationships.

In movies and in some real-life criminal cases, a cell phone can be used as a remote trigger for a detonator. When the phone receives a call or a text, it sends an electrical pulse to the detonator, which then starts the explosion. This is why security is so strict about electronic devices in certain areas.

A delay detonator is a device that waits for a few milliseconds or seconds after receiving a signal before it fires. This is used in mining to make sure different parts of a rock wall explode in a specific order, which makes the demolition more efficient and safer.

Teste-toi 200 questions

writing

Write a sentence using 'detonator' in a technical context (e.g., mining or construction).

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writing

Write a sentence using 'detonator' as a metaphor for a social or political event.

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writing

Describe the difference between a detonator and an explosive in three sentences.

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writing

Write a short story (4-5 sentences) about a bomb disposal expert and a detonator.

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writing

Explain why 'detonator' is a better word than 'cause' in the sentence: 'The news was the detonator for the riot.'

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writing

Write a dialogue between two construction workers discussing a detonator.

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writing

Create a warning sign text that mentions a detonator.

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writing

Use 'detonator' in a sentence about a scientific experiment.

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writing

Write a sentence using the word 'faulty detonator'.

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writing

Write a sentence using 'detonator' to describe a personal relationship.

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writing

Explain the etymology of 'detonator' in your own words.

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writing

Write a sentence using 'detonator' and 'dynamite' in the same sentence.

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writing

Use 'detonator' in a sentence about a historical war.

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writing

Write a sentence using 'remote detonator'.

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writing

Write a sentence using 'detonator cord'.

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writing

Use 'detonator' in a sentence about a movie you have seen.

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writing

Write a sentence using 'detonator' as the subject of the sentence.

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writing

Write a sentence using 'detonator' as the object of the sentence.

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writing

Use 'detonator' in a sentence about a business failure.

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writing

Write a sentence using 'detonator' in the plural form.

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speaking

Explain the literal meaning of 'detonator' to a friend.

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speaking

Give an example of a 'detonator' for a social change.

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speaking

Describe a movie scene involving a detonator.

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speaking

Why is it important to store detonators separately from other explosives?

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speaking

What is the difference between a detonator and a trigger?

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speaking

How would you use 'detonator' in a business context?

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speaking

Pronounce the word 'detonator' and identify the stressed syllable.

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speaking

What are some common adjectives used with 'detonator'?

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speaking

Can you think of a 'detonator' in your own life that changed your career or studies?

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speaking

Why do historians use the word 'detonator'?

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speaking

What does 'disarming a detonator' involve in a movie?

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speaking

Is 'detonator' a positive or negative word?

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speaking

What is a 'blasting cap'?

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speaking

How does an electric detonator work?

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speaking

What is a 'human detonator'?

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speaking

Use 'detonator' in a sentence about a scientific discovery.

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speaking

What is the plural of detonator?

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speaking

Why are detonators made of metal?

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speaking

What is a 'delay detonator'?

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speaking

Give a synonym for 'detonator'.

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listening

Listen to the news report: 'Police found a remote detonator in the suspect's apartment.' What did they find?

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listening

Listen to the movie dialogue: 'I've got the detonator! Don't move!' Who has the device?

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listening

Listen to the foreman: 'We've got a misfire on hole six. The detonator didn't go off.' What is the problem?

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listening

Listen to the historian: 'The tax increase was the detonator for the peasant revolt.' What started the revolt?

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listening

Listen to the safety briefing: 'Always keep detonators in the padded box.' Where should they be kept?

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listening

Listen to the scientist: 'The laser pulse acts as our primary detonator.' What is the detonator in this experiment?

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listening

Listen to the detective: 'The detonator was wired to a digital clock.' What was the detonator connected to?

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listening

Listen to the audiobook: 'He held the rusted detonator, a relic from a forgotten war.' What was the condition of the detonator?

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listening

Listen to the podcast: 'The whistle-blower's tweet was the detonator that blew up the company's reputation.' What caused the damage?

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listening

Listen to the instructions: 'Connect the detonator only after the area is cleared.' When should you connect it?

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listening

Listen to the news: 'Fragments of a sophisticated detonator were found at the site.' What did they find?

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listening

Listen to the action scene: 'He's got a thermal detonator! Run!' What should the people do?

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listening

Listen to the engineer: 'The electronic detonator provides millisecond accuracy.' What is the benefit of this device?

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listening

Listen to the teacher: 'Remember, the detonator is the trigger, not the fuel.' What is the teacher explaining?

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listening

Listen to the court case: 'The defendant admitted to buying the detonators on the dark web.' Where did he buy them?

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/ 200 correct

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