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B1 noun, verb #25 よく出る 12分で読める

steel

上位25

At the A1 level, the word 'steel' is introduced as a simple noun representing a very strong metal. Students learn that steel is what we use to make big things like bridges, cars, and tall buildings. It is important to know that steel is much stronger than wood or plastic. You might see this word when looking at pictures of tools or kitchen items like spoons and forks. At this level, you don't need to know how steel is made, just that it is a hard, gray material. You might learn sentences like 'The car is made of steel' or 'Steel is strong.' It is a basic building block for describing the physical world around you. Teachers often use steel to contrast with soft materials like cotton or paper. You should also learn that 'stainless steel' is a special kind of steel that stays shiny and clean, which is why we use it for eating. Even at this early stage, knowing the word steel helps you understand labels on products and basic descriptions of objects in your home. It is one of the first 'material' words you will learn alongside wood, glass, and plastic. Focus on the spelling—S-T-E-E-L—and remember it is a thing you can touch. Don't worry about the verb form yet; just think of it as a very tough metal that helps keep our world together. By the end of A1, you should be able to identify objects made of steel and use the word in very short, simple sentences to describe strength and material.

At the A2 level, you begin to expand your use of 'steel' to include more specific objects and basic properties. You will learn that many everyday items, like bicycles, scissors, and frying pans, are made of steel. You might start to see the word used as an adjective, such as in 'a steel gate' or 'a steel pipe.' At this stage, you should be able to describe why steel is used for certain things—for example, 'We use steel for bridges because it is very strong and can hold many cars.' You will also become more familiar with 'stainless steel' as a common term for kitchen appliances. You might encounter the word in simple reading passages about famous landmarks like the Eiffel Tower or the Empire State Building, which use a lot of steel. It is also a good time to learn the difference between 'steel' and 'iron' in a basic way, noting that steel is a more modern and stronger version of iron. You might practice using the word in sentences that compare materials, such as 'Steel is heavier than aluminum but stronger than wood.' Your vocabulary is growing to include more industrial and household terms, and 'steel' is a key part of that. You should also be careful not to confuse 'steel' with 'steal' (taking something), as they sound the same. A2 learners should feel comfortable using 'steel' to describe the composition of various objects and understanding its importance in construction and manufacturing in a general sense.

At the B1 level, you are expected to understand 'steel' in more varied contexts, including its metaphorical uses and its role as a verb. You will learn the phrase 'to steel oneself,' which means to prepare your mind for something difficult. For example, 'She steeled herself for the long walk in the rain.' This shows a deeper understanding of how English uses physical objects to describe emotions. You will also encounter 'steel' in more complex texts about the environment, industry, and history. You might read about the 'steel industry' and how it affects a country's economy. At B1, you should be able to use collocations like 'steel beams,' 'steel reinforcement,' and 'hard as steel.' You will also learn about the properties of steel in more detail, such as its durability and resistance to rust (especially stainless steel). You might use the word in discussions about sustainability and recycling, as steel is one of the most recycled materials in the world. Your ability to use 'steel' as both a noun and an adjective should be solid, and you are starting to experiment with the verb form. You will also be able to distinguish between different types of steel mentioned in more technical or specific descriptions. This level marks the transition from seeing steel only as a physical object to understanding it as a symbol of strength and a tool for describing human character and industrial processes.

At the B2 level, your mastery of 'steel' should include a wide range of idiomatic expressions and technical applications. You should be familiar with idioms like 'nerves of steel' (being very brave) or 'a heart of steel' (being cold or unfeeling). You will understand the nuance of the adjective 'steely,' as in 'a steely resolve' or 'a steely gaze,' which describes a firm and determined attitude. In professional or academic contexts, you might discuss the 'Bessemer process' or the historical impact of steel on the Industrial Revolution. You should be able to use the verb 'steel' fluently in sentences like 'The company steeled itself for a hostile takeover' or 'He steeled his heart against the pleas of his enemies.' At this level, you can participate in debates about the environmental impact of steel production versus its necessity in modern infrastructure. You will also understand more specific terms like 'galvanized steel,' 'carbon steel,' and 'alloy.' Your reading comprehension will allow you to follow complex articles about the global steel market, trade wars involving steel tariffs, and innovations in green steel production. You should also be very clear on the distinction between 'steel' and 'iron' in both a chemical and industrial sense. B2 learners use 'steel' with precision, choosing it over more general words like 'metal' when appropriate, and using its metaphorical forms to add color and depth to their speaking and writing.

At the C1 level, you use the word 'steel' with the sophistication of a near-native speaker, incorporating it into complex literary and technical discourses. You understand the subtle connotations of 'steel' in literature, where it might represent the coldness of technology or the unyielding nature of a character. You are comfortable with advanced collocations and can use the word in a variety of registers, from highly formal engineering reports to poetic descriptions. You might use 'steel' to describe the 'steely' quality of a winter sky or the 'steel-trap' nature of a brilliant mind. Your understanding of the verb 'steel' extends to its use in abstract contexts, such as 'steeling the nation's economy against inflation.' You are also aware of the historical and cultural significance of steel, such as the 'Steel Belt' in the United States and its transformation into the 'Rust Belt.' In technical discussions, you can talk about the crystalline structure of steel, the role of carbon in its strength, and the differences between various heat-treatment processes like quenching and tempering. You can use 'steel' as a powerful rhetorical tool, using its associations with strength and permanence to make compelling arguments. At C1, your use of the word is not just about the material itself, but about the vast web of meanings, histories, and metaphors that the word carries in the English-speaking world.

At the C2 level, your command of 'steel' is complete and nuanced. You can appreciate and use the word in its most obscure or archaic senses, such as using 'steel' to refer to a sword in a historical novel or a 'steel' to refer to a tool for sharpening knives. You understand the deep etymological roots of the word and how it has evolved alongside human technology. You can engage in high-level academic discussions about the metallurgy of steel, its role in the development of modern capitalism, and the geopolitical implications of steel production capacity. Your metaphorical use of the word is effortless and creative; you might describe a complex political strategy as being 'forged in the steel of necessity.' You are sensitive to the rhythmic and phonaesthetic qualities of the word in poetry and prose, using its sharp, sibilant sound to create specific effects. You can navigate the most technical of manuals and the most abstract of philosophical texts where 'steel' might be used as a symbol for the hardening of the human spirit or the rigidity of social structures. At this level, 'steel' is a versatile instrument in your linguistic orchestra, used with perfect timing and precision to convey exact shades of meaning, whether you are discussing the tensile strength of a suspension bridge or the cold, hard reality of a difficult truth.

練習する例文メモとヒント

steel 30秒で

Steel is a strong metal alloy made of iron and carbon, used extensively in building, tools, and vehicles due to its durability.
As a verb, 'steel' means to mentally prepare yourself for a difficult task or situation, often used as 'steel yourself'.
The word is commonly found in phrases like 'stainless steel' and idioms like 'nerves of steel', symbolizing strength and resilience.
It is a fundamental material in the modern world, essential for infrastructure, and a key indicator of industrial and economic development.

The word steel primarily refers to a versatile and incredibly strong alloy consisting mostly of iron, with a small amount of carbon. This addition of carbon, typically between 0.02% and 2.1% by weight, transforms the relatively soft iron into a material that is significantly harder and more durable. In modern civilization, steel is the backbone of infrastructure, found in everything from the towering skeletons of skyscrapers to the delicate components of surgical instruments. Beyond its physical existence as a metal, the word serves as a powerful metaphor for strength, resilience, and unyielding determination. When we speak of steel, we are often discussing the intersection of human engineering and natural resources, highlighting how we have harnessed the elements to build the modern world. The term is used in industrial contexts, architectural planning, and daily conversations about household items like cutlery or tools. Because of its resistance to tension and its ability to be recycled indefinitely without losing its properties, steel remains one of the most important materials in the global economy. Whether you are looking at a bridge spanning a wide river or holding a simple stainless steel spoon, you are interacting with a material that has defined the industrial age. The word also functions as a verb, meaning to prepare oneself mentally or emotionally for a difficult or unpleasant task. This dual nature—both a physical substance and a psychological state—makes it a foundational vocabulary word for learners reaching the intermediate level.

Material Composition: Steel is primarily composed of iron and carbon, though other elements like chromium or nickel are added to create stainless steel, which resists corrosion and rust.

The construction crew used heavy steel beams to reinforce the foundation of the new library.

Industrial Significance: The production of steel is often used as an indicator of a country's economic health and industrial development, as it is essential for manufacturing and transport.

Modern skyscrapers rely on a steel frame to support their immense weight against wind and gravity.

Metaphorical Usage: To have 'nerves of steel' means to remain calm and courageous in dangerous or high-pressure situations, reflecting the metal's strength.

She had to steel her heart before entering the room to deliver the difficult news to her family.

The artisan crafted a beautiful blade from Damascus steel, known for its distinctive wavy patterns.

Recycling steel saves a significant amount of energy compared to producing it from raw iron ore.

Using the word steel correctly requires understanding its role as both a noun and a verb, as well as its common use as an attributive noun (acting like an adjective). As a noun, it typically refers to the material itself. You might say, 'The gate is made of solid steel.' In this context, it is usually an uncountable noun when referring to the substance, but can be countable when referring to specific types or grades of the metal, such as 'The engineer compared several different steels for the project.' When acting as an adjective, it describes things made of steel or having the qualities of steel, such as 'a steel cage' or 'steel-blue eyes.' The verb form is particularly evocative; to 'steel yourself' means to brace your mind for a challenge. For example, 'I steeled myself for the long climb up the mountain.' It is important to distinguish this from the homophone 'steal,' which means to take something without permission. In writing, 'steel' often appears in technical reports, historical accounts of the industrial revolution, and literary descriptions of strength. In professional settings, you might encounter terms like 'stainless steel,' 'galvanized steel,' or 'carbon steel,' each referring to specific treatments of the metal. When speaking, the word is short and sharp, often emphasized to convey the hardness of the object being described. Understanding the collocations—words that naturally go with steel—is also vital. We often see 'steel industry,' 'steel production,' and 'steel structure.' In a figurative sense, we talk about 'steely determination' or a 'steely resolve,' using the adjective form 'steely' to describe a person's firm and cold attitude. By mastering these different applications, a learner can move from simple descriptions of objects to complex expressions of human emotion and industrial processes.

Noun Usage: The bridge was reinforced with high-grade steel to ensure it could withstand the weight of heavy traffic.

The chef prefers steel pans because they distribute heat evenly across the cooking surface.

Verb Usage: Before the interview, he took a deep breath to steel himself against the nervousness he felt.

You must steel your mind if you want to succeed in such a competitive environment.

Adjective Usage: The sky was a dull, steel gray just before the heavy rain began to fall.

A steel cable was used to pull the car out of the muddy ditch.

The factory produces thousands of tons of steel every single day.

He wore steel-toed boots for protection while working on the construction site.

In daily life, you will encounter the word steel in a variety of environments, ranging from the domestic to the highly industrial. If you are shopping for kitchenware, you will frequently see labels for 'stainless steel' pots, pans, and cutlery, praised for their durability and ease of cleaning. In the world of architecture and urban development, 'steel' is a constant topic of discussion, especially regarding the 'steel frame' of buildings or the 'steel reinforcement' (rebar) used in concrete. News reports often mention the 'steel industry' when discussing global trade, tariffs, or manufacturing trends, as steel is a critical commodity for nations. You might also hear it in the context of transportation; cars, trains, and ships are largely constructed from various grades of steel. In sports and fitness, 'steel' appears in the names of equipment, like 'steel dumbbells' or 'steel-framed bicycles.' Furthermore, the word is a staple in the language of resilience. Coaches might tell their athletes to 'steel themselves' for a tough second half, or a news anchor might describe a survivor as having a 'will of steel.' In literature and film, 'cold steel' is a classic way to refer to swords or knives, adding a dramatic or historical flair to the narrative. Even in music, the 'pedal steel guitar' is a specific instrument known for its unique, sliding sound in country music. Because steel is so ubiquitous in the physical world, the word permeates our language, appearing in technical manuals, marketing materials for high-quality tools, and everyday descriptions of the built environment. It is a word that bridges the gap between the hard reality of engineering and the abstract concepts of human strength.

Kitchen and Home: Stainless steel is the standard material for modern appliances like refrigerators, ovens, and dishwashers due to its sleek look.

The restaurant kitchen was filled with gleaming steel surfaces that were easy to sanitize.

News and Economy: Economists often watch the price of steel as it affects the cost of everything from housing to automobiles.

The government announced new subsidies to support the local steel mills and protect jobs.

Literature and Media: In fantasy novels, heroes often carry blades made of 'Valyrian steel' or other mythical metals that never dull.

The detective's steely gaze made the suspect feel incredibly uncomfortable during the interrogation.

The superhero was described as a 'Man of Steel' because of his invulnerability and strength.

The sound of steel clashing against steel echoed through the ancient battlefield.

One of the most frequent errors learners make with the word steel is confusing it with its homophone 'steal.' While they sound identical, 'steal' is a verb meaning to take something illegally or without permission, whereas 'steel' refers to the metal or the act of mentally preparing oneself. For example, writing 'He had to steal himself for the exam' is a common spelling mistake; the correct form is 'steel himself.' Another mistake involves the confusion between 'steel' and 'iron.' While steel is made from iron, they are not the same thing. Iron is a chemical element (Fe), while steel is an alloy of iron and carbon. Using 'iron' when you mean 'steel' can be technically incorrect in engineering or construction contexts, as steel is much stronger and more flexible. Additionally, some learners struggle with the countability of the word. In most cases, 'steel' is uncountable ('The bridge is made of steel'). However, when referring to different varieties or types of the metal, it can be pluralized ('The lab tested various steels'). Another subtle mistake occurs with the adjective form. While 'steel' can act as an adjective (a steel door), the word 'steely' is specifically used to describe qualities like color or temperament (steely eyes, steely determination). Using 'steel eyes' instead of 'steely eyes' might sound slightly unnatural to a native speaker. Finally, learners sometimes forget the reflexive pronoun when using 'steel' as a verb. You don't just 'steel for a challenge'; you 'steel yourself' for a challenge. Paying attention to these nuances will help you use the word with the precision of a native speaker and avoid embarrassing spelling or grammatical slips.

Steel vs. Steal: 'Steal' is about theft; 'Steel' is about metal or mental strength. They are homophones but have completely different meanings.

Incorrect: He tried to steal his nerves before the big game. Correct: He tried to steel his nerves.

Steel vs. Iron: Iron is the base element; steel is the improved alloy. Don't use them interchangeably in technical writing.

The steel industry (not the iron industry) is a major part of the global economy.

Reflexive Verb Usage: Always include 'myself', 'yourself', etc., when using the verb to mean mental preparation.

She steeled herself for the cold wind as she stepped outside.

The steely (not steel) gray of the ocean was beautiful but intimidating.

We need more steel (not steels) to finish the roof of the shed.

When discussing materials or mental states, there are several words related to steel that can provide more variety or precision in your language. If you are talking about the physical material, 'iron' is the most common related word, though as discussed, it is the raw element rather than the alloy. 'Alloy' itself is a useful term, referring to any mixture of metals. For specific types of metal, you might use 'aluminum' (lighter and rust-resistant), 'titanium' (extremely strong and light), or 'bronze' (an alloy of copper and tin). In a construction context, you might hear 'rebar,' which is short for reinforcing bar, typically made of steel. When using 'steel' metaphorically to describe strength, synonyms include 'fortitude,' 'resilience,' 'determination,' and 'grit.' If you are using the verb 'steel oneself,' alternatives include 'brace oneself,' 'prepare oneself,' 'gird one's loins' (an idiomatic expression), or 'harden oneself.' Each of these alternatives carries a slightly different nuance. 'Brace' suggests preparing for a physical or emotional impact, while 'gird' implies a more comprehensive preparation for a long struggle. The adjective 'steely' can be replaced by 'unyielding,' 'inflexible,' 'resolute,' or 'flinty.' For example, 'flinty eyes' suggests a hardness similar to 'steely eyes' but perhaps with a more ancient or natural connotation. Understanding these alternatives allows you to tailor your language to the specific tone and context of your communication, whether you are writing a technical report or a piece of creative fiction.

Steel vs. Iron: Iron is the natural element; steel is the human-made improvement. Steel is harder and less likely to break under tension.

While iron was used in ancient times, steel became the dominant material during the Industrial Revolution.

Steel vs. Aluminum: Aluminum is much lighter and does not rust, but steel is significantly stronger and cheaper to produce in large quantities.

The aerospace industry uses titanium for its high strength-to-weight ratio, which even surpasses that of standard steel.

Verb Alternatives: 'Brace yourself' is often used for sudden shocks, while 'steel yourself' is used for anticipated difficulties.

Instead of steeling himself, he decided to brace for the impact of the news.

The warrior's unyielding spirit was as hard as the steel of his sword.

The alloy used in the engine must be able to withstand extreme temperatures without melting.

How Formal Is It?

フォーマル

ニュートラル

カジュアル

Child friendly

スラング

豆知識

The word 'steel' is actually related to the word 'stay' in the sense of 'standing firm'. This reflects the metal's primary quality of strength and resistance.

発音ガイド

UK /stiːl/

US /stil/

Single syllable, so the stress is on the entire word.

韻が合う語

feel heal meal peel real seal deal wheel

よくある間違い

Pronouncing it like 'still' with a short 'i' sound.
Adding an extra vowel sound at the end, like 'stee-uh'.
Confusing the spelling with 'steal' when writing.
Over-emphasizing the 'l' sound.
Muffling the long 'e' sound.

難易度

読解 3/5

The material meaning is easy, but metaphorical and technical uses can be more challenging.

ライティング 4/5

Commonly confused with 'steal', requiring careful attention to spelling.

スピーキング 2/5

Pronunciation is straightforward for most learners.

リスニング 3/5

Homophones like 'steal' can cause confusion in fast speech.

次に学ぶべきこと

前提知識

metal iron strong hard build

次に学ぶ

alloy durability reinforce resilience metallurgy

上級

tempering annealing tensile ductility corrosion

知っておくべき文法

Attributive Nouns

Using 'steel' before another noun (e.g., steel door) to act as an adjective.

Reflexive Verbs

The verb 'steel' requires a reflexive pronoun (myself, yourself) when used for mental preparation.

Uncountable vs. Countable

Steel is usually uncountable ('much steel') but countable for types ('many steels').

Homophones

Distinguishing between 'steel' (metal) and 'steal' (theft) in writing.

Compound Adjectives

Using hyphens in compound adjectives like 'steel-toed' or 'steel-clad'.

レベル別の例文

The car is made of steel.

La voiture est faite d'acier.

Noun used as a material.

Steel is very strong.

L'acier est très solide.

Simple subject-adjective sentence.

This spoon is stainless steel.

Cette cuillère est en acier inoxydable.

Compound noun 'stainless steel'.

The big bridge uses steel.

Le grand pont utilise de l'acier.

Present simple verb with object.

I see a steel gate.

Je vois un portail en acier.

Steel used as an attributive noun (adjective).

Steel is a metal.

L'acier est un métal.

Basic classification.

Is this made of steel?

Est-ce que c'est fait d'acier ?

Question form with passive voice.

The box is not steel.

La boîte n'est pas en acier.

Negative sentence.

He bought a new steel bicycle.

Il a acheté un nouveau vélo en acier.

Adjective use describing a product.

Steel is harder than iron.

L'acier est plus dur que le fer.

Comparative adjective structure.

The knife has a steel blade.

Le couteau a une lame en acier.

Noun phrase 'steel blade'.

They use steel to build skyscrapers.

Ils utilisent l'acier pour construire des gratte-ciel.

Infinitive of purpose 'to build'.

The pan is made of stainless steel.

La poêle est en acier inoxydable.

Passive voice 'is made of'.

Steel does not break easily.

L'acier ne se casse pas facilement.

Negative present simple with adverb.

The factory makes steel pipes.

L'usine fabrique des tuyaux en acier.

Plural noun phrase.

Is the door made of wood or steel?

La porte est-elle en bois ou en acier ?

Alternative question.

She had to steel herself for the difficult news.

Elle a dû s'armer de courage pour la mauvaise nouvelle.

Verb 'steel' with reflexive pronoun.

The bridge was reinforced with steel beams.

Le pont a été renforcé par des poutres en acier.

Past passive with 'with' preposition.

He has nerves of steel and never gets scared.

Il a des nerfs d'acier et n'a jamais peur.

Idiomatic expression 'nerves of steel'.

The steel industry is important for the economy.

L'industrie sidérurgique est importante pour l'économie.

Abstract noun phrase.

Stainless steel is resistant to rust.

L'acier inoxydable résiste à la rouille.

Adjective 'resistant' with preposition 'to'.

The workers wore steel-toed boots for safety.

Les ouvriers portaient des bottes à embout d'acier pour la sécurité.

Compound adjective 'steel-toed'.

He steeled his heart against her crying.

Il a endurci son cœur contre ses pleurs.

Metaphorical verb usage.

The architect chose steel for its durability.

L'architecte a choisi l'acier pour sa durabilité.

Noun followed by reason 'for its'.

The detective's steely gaze made the suspect nervous.

Le regard d'acier du détective a rendu le suspect nerveux.

Adjective 'steely' derived from steel.

They had to steel themselves against the biting cold.

Ils ont dû s'armer contre le froid mordant.

Reflexive verb with 'against'.

The company is a major player in the global steel market.

L'entreprise est un acteur majeur sur le marché mondial de l'acier.

Complex noun phrase.

The skyscraper's steel skeleton was visible during construction.

L'ossature en acier du gratte-ciel était visible pendant la construction.

Possessive noun phrase.

He showed a steely determination to finish the race.

Il a fait preuve d'une détermination sans faille pour finir la course.

Abstract use of 'steely'.

Recycling steel consumes much less energy than producing it from ore.

Le recyclage de l'acier consomme beaucoup moins d'énergie que sa production à partir de minerai.

Gerund subject with comparative clause.

The blade was forged from high-carbon steel.

La lame a été forgée à partir d'acier à haute teneur en carbone.

Technical material description.

She steeled her resolve to speak up at the meeting.

Elle a raffermi sa résolution de prendre la parole lors de la réunion.

Verb 'steel' with abstract object 'resolve'.

The industrialist built an empire on the production of steel.

L'industriel a bâti un empire sur la production d'acier.

Metaphorical 'empire' based on a material.

He possessed a steel-trap mind that forgot nothing.

Il possédait un esprit vif qui n'oubliait rien.

Idiomatic compound adjective.

The city's skyline is a testament to the versatility of steel.

L'horizon de la ville est un témoignage de la polyvalence de l'acier.

Formal 'testament to' structure.

She steeled herself for the inevitable backlash from the media.

Elle s'est préparée au contrecoup inévitable des médias.

Verb 'steel' used for social/political context.

The alloy's properties were enhanced by the addition of chromium to the steel.

Les propriétés de l'alliage ont été améliorées par l'ajout de chrome à l'acier.

Passive voice with technical detail.

A steely silence fell over the room after his announcement.

Un silence glacial s'est abattu sur la pièce après son annonce.

Metaphorical adjective 'steely' for atmosphere.

The transition from iron to steel revolutionized naval warfare.

Le passage du fer à l'acier a révolutionné la guerre navale.

Historical analysis sentence.

He had to steel his nerves before stepping onto the stage.

Il a dû maîtriser ses nerfs avant de monter sur scène.

Verb 'steel' with plural object 'nerves'.

The geopolitical landscape was irrevocably altered by the race for steel supremacy.

Le paysage géopolitique a été irrévocablement modifié par la course à la suprématie de l'acier.

Complex passive with adverbial modification.

His prose was as sharp and cold as tempered steel.

Sa prose était aussi tranchante et froide que l'acier trempé.

Simile comparing abstract writing to a material.

The protagonist steeled his heart, forsaking all empathy for the sake of his mission.

Le protagoniste a endurci son cœur, abandonnant toute empathie pour le bien de sa mission.

Participial phrase 'forsaking...'.

The structural integrity of the bridge relied on the precise tempering of the steel.

L'intégrité structurelle du pont reposait sur la trempe précise de l'acier.

Subject-verb agreement with complex noun.

The poet used the image of steel to symbolize the rigid constraints of Victorian society.

Le poète a utilisé l'image de l'acier pour symboliser les contraintes rigides de la société victorienne.

Literary analysis sentence.

The negotiation was a battle of wills, each side possessing a steely resolve that refused to bend.

La négociation était une bataille de volontés, chaque camp possédant une résolution d'acier qui refusait de fléchir.

Absolute construction with 'each side possessing'.

The sheer volume of steel required for the project was unprecedented in the history of engineering.

Le volume impressionnant d'acier requis pour le projet était sans précédent dans l'histoire de l'ingénierie.

Adjective 'unprecedented' with prepositional phrase.

He steeled himself against the crushing weight of expectation that came with his new title.

Il s'est armé contre le poids écrasant des attentes liées à son nouveau titre.

Metaphorical verb with complex noun phrase.

よく使う組み合わせ

stainless steel

steel industry

steel beam

nerves of steel

steel yourself

structural steel

steel mill

cold steel

steel-toed boots

carbon steel

よく使うフレーズ

Made of steel

Steel gray

Steel reinforcement

Steel structure

Steel production

Hard as steel

Steel cable

Steel frame

Steel plate

Steel pipe

よく混同される語

steel vs steal

A verb meaning to take something without permission. Sounds exactly the same as steel.

steel vs still

An adverb or adjective meaning not moving or even now. Has a shorter vowel sound.

steel vs iron

A pure metal element. Steel is an alloy made from iron and carbon.

慣用句と表現

"Nerves of steel"

Exceptional bravery and calmness in dangerous situations.

You need nerves of steel to be a bomb disposal expert.

informal

"A heart of steel"

A cold, cruel, or unfeeling nature.

He had a heart of steel and showed no mercy to his rivals.

literary

"Steel-trap mind"

An intelligence that is very quick to understand and remembers everything.

She has a steel-trap mind for legal details.

informal

"As true as steel"

Completely loyal and dependable.

My old friend has been as true as steel throughout my troubles.

archaic

"Gird your loins with steel"

To prepare yourself for a very difficult struggle or battle.

The activists steeled themselves for the upcoming legal fight.

literary

"Cold steel"

A weapon like a sword or bayonet.

They faced the enemy with nothing but cold steel.

literary

"Steel-toed"

Refers to being tough or protective, often literally about boots.

He took a steel-toed approach to the negotiations.

metaphorical

"Puddling steel"

An old industrial process, sometimes used to describe hard, manual labor.

The workers spent their lives puddling steel in the heat.

historical

"Man of Steel"

A nickname for Superman, or any man who is exceptionally strong.

The local hero was known as the Man of Steel.

pop culture

"Steely resolve"

A very firm and unwavering determination.

With steely resolve, she refused to give up on her dream.

formal

間違えやすい

steel vs steal

They are homophones (sound the same).

Steel is a metal or mental preparation; steal is a crime involving taking something.

Do not steal the steel beams from the site.

steel vs still

Similar spelling and vowel sound for some learners.

Still refers to time or lack of motion; steel is a hard metal.

The steel statue is still standing in the park.

steel vs stile

Similar sound and spelling.

A stile is a set of steps for climbing over a fence; steel is a metal.

He climbed over the wooden stile to reach the steel gate.

steel vs stale

Similar spelling.

Stale refers to old food (like bread); steel is a metal.

The bread was stale, but the knife was sharp steel.

steel vs stall

Similar starting letters.

A stall is a small shop or a delay; steel is a metal.

The market stall was made of a steel frame.

文型パターン

The [object] is made of steel.

The spoon is made of steel.

It is a [adjective] steel [noun].

It is a strong steel gate.

I had to steel myself for [noun/gerund].

I had to steel myself for the exam.

He has a [noun] of steel.

He has a will of steel.

With a steely [noun], she [verb].

With a steely gaze, she looked at him.

The [noun] was forged in the steel of [abstract noun].

The alliance was forged in the steel of shared adversity.

The [noun] is reinforced with steel.

The wall is reinforced with steel.

Steel is [comparative] than [material].

Steel is stronger than wood.

語族

名詞

動詞

形容詞

使い方

frequency

Very high in construction, manufacturing, and metaphorical contexts.

よくある間違い

I need to steal myself for the test. → I need to steel myself for the test.
You are preparing yourself (steel), not committing a crime (steal).
The bridge is made of iron. → The bridge is made of steel.
While iron is in steel, modern bridges are almost always made of the stronger alloy, steel.
He has steel eyes. → He has steely eyes.
When describing a quality or color of eyes, the adjective 'steely' is more natural than the noun 'steel'.
I bought a stainless steel's pan. → I bought a stainless steel pan.
Steel acts as an adjective here; it does not need a possessive 's.
He steeled for the challenge. → He steeled himself for the challenge.
The verb 'steel' requires a reflexive pronoun to show who is being prepared.

ヒント

Using Steel as an Adjective

You can use 'steel' directly before a noun to describe what it's made of, like 'a steel bridge'. You don't always need to say 'made of steel'.

Steely vs. Steel

Use 'steel' for the material and 'steely' for the quality. 'A steel door' is a door made of metal, but 'a steely gaze' is a look that is hard and cold like metal.

The 'EE' Rule

Remember that the metal 'steel' has two 'e's. Think of 'steel' and 'feet'—both are strong and have two 'e's!

Verb Collocation

When using 'steel' as a verb, always use 'for' or 'against' after the reflexive pronoun. Example: 'Steel yourself for the news' or 'Steel yourself against the cold'.

Construction Context

In construction, if you hear 'rebar', they are talking about steel bars used inside concrete to make it stronger.

Nerves of Steel

This is a great idiom to use in a job interview or a story to describe someone who handles stress very well.

Long Vowel

Practice saying 'see' and then 'steel'. The vowel sound should be exactly the same. Don't let it become 'still'.

Alloy Awareness

Remember that steel is an alloy. If you are in a science class, using the word 'alloy' instead of just 'metal' shows a higher level of English.

Metaphorical Strength

Using 'steel' to describe a person's character adds a lot of strength to your writing. It's a very common and effective metaphor.

Visualizing Steel

Visualize a skyscraper's skeleton. That's steel. It's the hidden strength that holds everything up.

暗記しよう

記憶術

Think of a 'Steel' beam that is 'Still' standing even after a storm. The 'ee' in steel is like the 'ee' in 'keep'—it keeps the building up.

視覚的連想

Imagine a giant, shiny silver 'S' made of heavy metal that no one can bend. This 'S' stands for Steel and Strength.

Word Web

Bridge Knife Strong Iron Carbon Skyscraper Stainless Resolve

チャレンジ

Try to find five things in your kitchen made of steel and say their names out loud. Then, think of one thing you need to 'steel yourself' for today.

語源

The word comes from the Old English 'stēli' or 'stīle', which is related to the Old High German 'stahal'. It has roots in the Proto-Germanic word '*stahla-', meaning 'something standing fast' or 'firm'.

元の意味： The original meaning was simply the metal itself, valued for its hardness and ability to hold a sharp edge.

Germanic

文化的な背景

Be aware that 'Steel City' can be a point of pride for residents of industrial towns, but also a reminder of economic decline in some areas.

The 'Steel Belt' in the US refers to the industrial Midwest, which later became the 'Rust Belt' as factories closed.

Superman: The Man of Steel The movie 'Steel Magnolias' The song 'Steel Claw' by Tina Turner

実生活で練習する

実際の使用場面

Construction

steel beams
structural steel
steel reinforcement
steel frame

Cooking

stainless steel
steel pan
sharpening steel
steel cutlery

Psychology

steel yourself
nerves of steel
steely resolve
heart of steel

Industry

steel mill
steel production
steel industry
molten steel

Fashion/Tools

steel-toed boots
steel watch
steel cable
steel wool

会話のきっかけ

"Do you prefer stainless steel appliances or other materials in your kitchen?"

"Have you ever had to steel yourself for a very difficult conversation?"

"What do you think is the most important use of steel in our modern world?"

"Is there a famous steel bridge or building in your home country?"

"Who do you know that has 'nerves of steel' in high-pressure situations?"

日記のテーマ

Describe a time when you had to steel yourself for a challenge. What was the outcome?

Imagine a world where steel was never invented. How would our cities and lives look different?

Write about an object you own made of steel that is important to you and explain why.

Reflect on the phrase 'nerves of steel'. Do you think this is a quality people are born with or can develop?

Discuss the environmental pros and cons of using steel in modern construction.

よくある質問

10 問

No, steel is not a natural element. It is an alloy, which means it is a mixture of elements created by humans. It is primarily made of iron and carbon. You cannot find steel in the ground; you must manufacture it in a mill or factory.

Iron is a basic chemical element found in nature. Steel is an alloy made by adding carbon to iron. Steel is much stronger, harder, and more flexible than pure iron, which is why it is preferred for construction and tools.

It is called 'stainless' because it contains chromium, which forms a thin layer on the surface that prevents the metal from rusting or staining. This makes it ideal for things that get wet, like kitchen sinks and medical tools.

You use it to mean preparing yourself for something hard. It is almost always used with a reflexive pronoun. For example, 'I need to steel myself for the meeting.' It means to make your mind strong like the metal.

Yes, but only in technical contexts. You would say 'steels' when referring to different types or grades of the metal, such as 'The engineer tested various alloy steels.' In everyday use, it is uncountable.

It is an idiom that means someone is very brave and stays calm under pressure. Just as steel does not bend easily, a person with nerves of steel does not get scared or nervous easily.

Yes, steel is one of the most recycled materials on Earth. It can be melted down and reused over and over again without losing its strength. This makes it a very sustainable material for the future.

Carbon steel is a type of steel where the main alloying element is carbon. It is very strong and hard, but unlike stainless steel, it can rust if it is not protected or cared for properly.

It is pronounced with a long 'ee' sound, like 'feel' or 'see'. The IPA is /stiːl/. Make sure not to shorten the vowel, or it might sound like the word 'still'.

A steel mill is a large industrial factory where iron is turned into steel. These are usually very big places with huge furnaces that melt the metal at extremely high temperatures.