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A1 noun 11분 분량

scavenger

예시
설명 scavenger in your Level:
At the A1 level, a scavenger is a simple concept. It is an animal that eats things it finds, like food that is already dead. Think of a big bird like a vulture. You also use this word for a 'scavenger hunt.' This is a fun game where you look for a list of things. For example, your teacher might give you a list: 'Find a red leaf, a round stone, and a yellow flower.' When you find them, you are like a scavenger. It is a word about looking and finding things that are left behind. You can say, 'The dog is a scavenger because it looks for food in the trash.' It is an easy word to remember if you think about searching for hidden things. You don't need to worry about the scientific details yet. Just remember: a scavenger finds and takes things that others don't want or have left. It is a 'finder' of old things. In a story, a scavenger might be a person who finds old toys in a park. It is a useful word for talking about animals and games.
At the A2 level, you can start to use 'scavenger' to describe different types of animals and people. You know that a scavenger doesn't hunt like a lion; it waits for the lion to finish eating and then takes the rest. This is an important difference. You can also use it to describe people who collect things like old bottles or cans to help the environment. This is called 'scavenging.' You might say, 'The city has many scavengers who help with recycling.' You can also use the phrase 'scavenger hunt' more confidently in social situations. 'Let's have a scavenger hunt at the party!' It is also common to see this word in basic science books about nature. You might learn that raccoons are scavengers because they come out at night to find food in garbage cans. The word is about being resourceful—using what is available. It is a noun, and the action is 'to scavenge.' So, you can say, 'The birds scavenge for food on the beach.' This level is about seeing the word in more places like the city, the beach, and at home.
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At the B1 level, you should understand the ecological importance of a scavenger. They are not just 'animals that eat trash'; they are 'nature's cleaners.' Without scavengers, the world would be very dirty and full of diseases. You can use the word in more complex sentences: 'The role of a scavenger is vital for maintaining a healthy ecosystem.' You will also encounter the word in more varied contexts, such as history or literature. For instance, you might read about 'scavengers' in the Industrial Revolution who collected scraps of metal. In this context, the word might have a slightly sad or serious tone. You can also use it metaphorically. If someone is always looking for bargains or free things, you might jokingly call them a scavenger. In technology, you might hear about 'memory scavengers' in computer programming. This shows you that the word is about the *function* of collecting and cleaning up. You should be able to distinguish between a scavenger and a predator clearly in your writing. A B1 learner knows that scavenging is a strategy for survival that requires being opportunistic.
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At the B2 level, you can use 'scavenger' in academic and professional discussions. You understand that the term 'scavenger' can be used in chemistry to describe a substance that removes unwanted components from a reaction. For example, 'A radical scavenger was added to prevent the oxidation of the product.' You are also aware of the social and economic nuances of the term. In many developing countries, 'waste scavengers' provide a crucial service, even if they are not part of the formal economy. You can discuss the ethics and challenges of this work using the word. Your vocabulary should also include related terms like 'carrion' (the dead meat scavengers eat) and 'detritivore.' You might use the word in a more abstract way in literature or film analysis: 'The protagonist acts as a scavenger of the past, trying to rebuild his identity from the ruins of his former life.' At this level, you should be comfortable using the word in its noun, verb, and even adjective forms ('scavenging behavior'). You understand that being a scavenger is an 'opportunistic' trait, which is another great B2 word to use alongside it.
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At the C1 level, you have a deep understanding of the word 'scavenger' and its various connotations. You can use it to analyze complex systems, whether they are biological, social, or technological. You might write an essay on the 'socio-economic impact of informal scavengers in urban waste management systems.' You understand the subtle shift in register when using the word—how it can move from a biological fact to a social critique or a technical specification. You are also familiar with the word's presence in idioms and more obscure references. For instance, you might discuss 'patent scavengers' in a legal context, referring to entities that acquire patents not to use them, but to seek royalties from others. Your use of the word is precise. You wouldn't just say an animal is a scavenger; you might describe it as an 'obligate scavenger' (meaning it only eats dead things) or a 'facultative scavenger' (meaning it eats dead things only when necessary). You appreciate the word's etymology and how it has evolved from a term for a low-level worker to a sophisticated scientific and metaphorical concept. Your sentences are nuanced and demonstrate a command of the word's full range of meanings.
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At the C2 level, 'scavenger' is a tool for highly sophisticated expression. You can use it to discuss the philosophical implications of scavenging as a mode of existence—finding value in the discarded and the decaying. You might explore the 'scavenger aesthetic' in modern art or post-modern literature, where fragments of the past are repurposed to create new meanings. In scientific discourse, you can speak authoritatively about 'scavenger receptors' in immunology and their role in identifying and removing pathogens. You understand the word's place within the broader lexicon of ecology, sociology, and technology, and you can switch between these domains seamlessly. Your use of the word might even be subversive, challenging the traditional negative associations of scavenging by highlighting its essential role in renewal and sustainability. Whether you are writing a technical paper, a literary critique, or a policy document, you use 'scavenger' with absolute precision and creative flair. You are aware of the word's history, its cultural weight, and its potential for metaphorical depth, making it a versatile part of your high-level English repertoire.
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예시
The word scavenger refers to an organism or an individual that searches for and collects discarded items, waste, or decaying matter for survival or utility. In the vast and intricate web of the natural world, a scavenger plays a critical role as a decomposer or a cleanup agent. Unlike predators that hunt and kill their prey, biological scavengers such as vultures, hyenas, and certain species of beetles rely on animals that are already dead. This process is fundamental to the health of an ecosystem because it prevents the accumulation of carcasses, which could otherwise become breeding grounds for harmful bacteria and diseases. By consuming these remains, scavengers facilitate the recycling of nutrients back into the soil, supporting new plant growth and maintaining the balance of life.
Biological Context
In biology, a scavenger is an animal that feeds on carrion, dead plant material, or refuse. They are essential for nutrient cycling and disease prevention in wild habitats.
Beyond the animal kingdom, the term scavenger describes humans who engage in similar behaviors. Historically, scavengers were often marginalized members of society who gathered rags, bones, or metal to sell. In contemporary urban environments, scavenging persists in the form of 'dumpster diving' or the collection of recyclable materials like aluminum cans and glass bottles. This human activity, while often driven by economic necessity, also contributes to environmental sustainability by diverting waste from landfills.

The urban scavenger carefully sorted through the bin to find discarded electronics that could be repaired.

The word is also used in playful contexts, most notably the 'scavenger hunt.' This is a popular game where participants are given a list of items to find or tasks to complete within a specific timeframe. In this sense, the word loses its connotation of waste and instead emphasizes the thrill of the search and the skill of finding hidden or rare objects. Furthermore, the term can be applied metaphorically in business or technology. A 'patent scavenger' might be a company that buys up old patents to sue others for infringement, while in computing, a 'garbage collector' or 'scavenger' is a routine that searches through memory to reclaim space no longer in use.
Social Context
In human societies, a scavenger is someone who recovers useful items from waste. This can be a survival strategy or a deliberate environmental choice.

During the hike, we saw a scavenger bird picking at the remains of a fish on the riverbank.

The children were excited to start their neighborhood scavenger hunt.

A true scavenger knows that one person's trash is another person's treasure.

The raccoon is a nocturnal scavenger that often visits suburban trash cans.

Metaphorical Context
Metaphorically, the word can describe a person who thrives on the remains of others' work or failures, often used in a slightly negative or opportunistic sense.
In summary, whether describing a vulture on the plains of Africa, a person collecting cans for recycling, or a child playing a game, the word scavenger always centers on the act of finding and utilizing what has been left behind.
Using the word scavenger correctly depends on whether you are speaking about nature, people, or games. When used as a noun, it functions as the subject or object of a sentence. For example, 'The scavenger found a meal' (subject) or 'We watched the scavenger' (object). It is often modified by adjectives to provide more detail, such as 'opportunistic scavenger,' 'efficient scavenger,' or 'urban scavenger.' In biological discussions, it is common to pair the word with 'predator' to contrast feeding habits: 'While the lion is a predator, the hyena is often a scavenger.'
Common Adjectives
Commonly paired with: nocturnal, efficient, opportunistic, biological, urban, relentless, hungry, natural.
When referring to the game 'scavenger hunt,' the word acts as an attributive noun, modifying 'hunt.' You should always use it as a singular noun unless you are referring to multiple individuals or species. For example, 'Vultures and hyenas are both scavengers.' In a more formal or academic setting, you might use the verb form 'scavenge' to describe the action: 'The birds scavenge for food along the coastline.'

The scavenger's role in the forest is to clean up the remains of the hunt.

As a professional scavenger, he specialized in finding rare vintage car parts in junkyards.

The documentary highlighted how every scavenger in the desert contributes to the ecosystem.

In literary or poetic writing, a scavenger can symbolize survival against the odds or the ability to find beauty in decay. You might write, 'He was a scavenger of memories, piecing together his family history from old letters.' This metaphorical use expands the word's utility beyond its literal meaning.
Verb Usage
The verb form 'to scavenge' is often used to describe the action: 'They scavenge the beach for driftwood.'

The sea gull is a bold scavenger that will steal food right out of your hand.

In the post-apocalyptic movie, the main character is a lonely scavenger searching for fuel.

Compound Phrases
Scavenger hunt, scavenger cell (biology), scavenger receptor (science).
By mastering these various forms and contexts, you can use the word to describe everything from nature's complexity to human ingenuity.
You will encounter the word 'scavenger' in various real-world settings, ranging from educational environments to casual social gatherings. In schools and universities, biology teachers and professors frequently use it when discussing food webs and ecological niches. You might hear, 'The vulture is a classic example of a scavenger.' In the media, nature documentaries produced by National Geographic or the BBC often feature scavengers, highlighting their importance in the wild. You might hear a narrator say, 'The hyena, often misunderstood as a mere scavenger, is also a highly capable hunter.' In a completely different setting, the word is a staple of childhood and team-building activities through the 'scavenger hunt.' At a birthday party or a corporate retreat, an organizer might announce, 'Alright everyone, it's time to start the scavenger hunt!' This use is universally recognized in English-speaking cultures.
Media Usage
Nature documentaries, survival films, and post-apocalyptic fiction frequently use the term to describe characters or creatures.
In urban development and environmental discussions, you might hear about 'waste scavengers' or 'informal recyclers.' These are people who make a living by collecting materials from trash. While the term can be sensitive, it is used in academic and policy discussions to describe the economic reality of waste management in many parts of the world.

The news report focused on the life of a city scavenger who collects scrap metal to support his family.

In the video game, you play as a scavenger looking for supplies in an abandoned city.

The museum is hosting a historical scavenger hunt for students this weekend.

In literature and film, especially in the sci-fi and fantasy genres, 'scavenger' is a common character archetype. Think of characters who live on the fringes of society, salvaging parts from crashed spaceships or ancient ruins. This portrayal often emphasizes resourcefulness and independence.
Science and Tech
Chemists use 'scavenger' to describe a substance added to a mixture to remove unwanted impurities.

The scientist added a radical scavenger to the reaction to stabilize the chemical compound.

The beach was full of scavenger crabs looking for bits of food washed up by the tide.

Workplace Usage
In a corporate setting, a 'scavenger' might be someone who finds underutilized assets or budgets to fund new projects.
Whether you are in a lab, a forest, a classroom, or a cinema, the word 'scavenger' is frequently used to describe the act of finding value in what remains.
One of the most common mistakes learners make is confusing a 'scavenger' with a 'predator.' While both are consumers in an ecosystem, their methods of obtaining food are fundamentally different. A predator kills its own food, whereas a scavenger finds food that is already dead. Using the terms interchangeably can lead to scientific inaccuracies. For example, calling a vulture a 'predator' is technically incorrect, as they rarely kill their own prey.
Scavenger vs. Predator
A scavenger eats what is already dead; a predator kills to eat. Some animals, like lions, can be both, but the roles are distinct.
Another mistake is using 'scavenger' when 'hunter' or 'gatherer' is more appropriate. A gatherer typically collects plants and fruits that are still growing, while a scavenger specifically looks for things that have been discarded or left behind. In a human context, calling someone a 'scavenger' can sometimes be perceived as derogatory if not used carefully, as it might imply they are living in poverty or off the 'scraps' of others. It is important to consider the tone and relationship when applying this word to people.

Incorrect: The eagle is a scavenger that hunts fish. Correct: The eagle is a predator that hunts fish, though it may scavenge if food is scarce.

Incorrect: We went on a fruit scavenger in the orchard. Correct: We went fruit picking (or gathering) in the orchard.

Incorrect: The scavenger killed the rabbit. Correct: The predator killed the rabbit; the scavenger arrived later to eat the remains.

Spelling is another minor hurdle; learners sometimes forget the 'e' before the 'r' or misspell the 'sc' at the beginning. Remember: S-C-A-V-E-N-G-E-R. Additionally, in the context of a 'scavenger hunt,' some people mistakenly call it a 'treasure hunt.' While similar, a treasure hunt usually involves following clues to one single prize, whereas a scavenger hunt involves finding a whole list of items.
Scavenger Hunt vs. Treasure Hunt
Scavenger hunt: Find many items. Treasure hunt: Find one treasure using clues.

Incorrect: The city scavenger was arrested for stealing. Correct: The scavenger was looking through trash, not stealing from inside a house.

Incorrect: He is a scavenger of berries. Correct: He is a forager of berries.

Common Misspellings
Scavanger (wrong), scavanger (wrong), scavengeur (wrong).
By avoiding these distinctions, you will communicate more precisely and sensitively.
To truly master the word 'scavenger,' it is helpful to understand its synonyms and how they differ in nuance. One of the closest synonyms is 'salvager.' A salvager also collects discarded or damaged items, but the term usually carries a more professional or maritime connotation, such as someone who recovers sunken ships or valuable parts from a wreck. Another related term is 'forager.' While a scavenger looks for waste or remains, a forager typically searches for wild food sources like berries, nuts, or mushrooms. Foraging implies a connection to nature's bounty rather than its leftovers.
Comparison: Scavenger vs. Forager
Scavenger: Searches for remains/waste. Forager: Searches for wild, fresh food.
In an urban context, you might use the word 'beachcomber' to describe someone who scavenges along the shoreline for shells, driftwood, or lost items. This term is much more poetic and relaxed than 'scavenger.' If you are talking about someone who collects waste for a living, 'waste picker' is a more modern and often more respectful term used by NGOs and international organizations. In a negative sense, 'vulture' is often used as a metaphor for a person who waits for others to fail so they can profit from the situation.

Instead of calling him a scavenger, we can call him a beachcomber when he looks for sea glass.

The scavenger's work is similar to that of a recycler, but more informal.

In the tech world, a memory scavenger is like a janitor for your computer's RAM.

In biology, 'detritivore' is a more technical term that includes scavengers but also encompasses organisms like earthworms that eat decomposing organic matter (detritus). While 'scavenger' usually refers to larger animals eating carcasses, 'detritivore' covers the microscopic and soil-based level of decomposition.
Technical Alternatives
Detritivore (biology), Saprotroph (fungi/bacteria), Opportunist (general behavior).

The raccoon is a clever scavenger, but we could also call it an opportunistic feeder.

A 'rag-and-bone man' was a traditional British term for a street scavenger.

Register Differences
Formal: Detritivore. Neutral: Scavenger. Informal/Poetic: Beachcomber, dumpster diver.
Understanding these alternatives allows you to choose the word that best fits the specific context and tone of your communication.
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수준별 예문

1

The vulture is a big scavenger.

Le vautour est un grand charognard.

Simple subject-verb-complement structure.

2

We had a scavenger hunt at school.

Nous avons fait une course au trésor à l'école.

Using 'scavenger' as an adjective for 'hunt'.

3

A scavenger finds old things.

Un charognard trouve de vieilles choses.

Simple present tense.

4

The dog is a scavenger for food.

Le chien cherche de la nourriture partout.

Using 'for' to show the purpose.

5

Is that bird a scavenger?

Est-ce que cet oiseau est un charognard ?

Question form.

6

The scavenger eats dead animals.

Le charognard mange des animaux morts.

Third person singular 's'.

7

They are scavengers of the sea.

Ce sont des charognards de la mer.

Plural form.

8

I like the scavenger hunt game.

J'aime le jeu de la course au trésor.

Direct object.

1

Raccoons are scavengers that live in cities.

Les ratons laveurs sont des charognards qui vivent dans les villes.

Relative clause with 'that'.

2

The beachcomber is a type of scavenger.

Le chercheur d'objets sur la plage est un type de charognard.

Noun phrase 'type of'.

3

He acts like a scavenger when he finds free stuff.

Il agit comme un charognard quand il trouve des trucs gratuits.

Simile using 'like'.

4

Many animals are both hunters and scavengers.

Beaucoup d'animaux sont à la fois chasseurs et charognards.

Using 'both...and'.

5

We need a scavenger to clean the tank.

Nous avons besoin d'un nettoyeur pour nettoyer l'aquarium.

Infinitive of purpose 'to clean'.

6

The scavenger hunt will start at noon.

La course au trésor commencera à midi.

Future tense with 'will'.

7

She found a rare coin while scavenging.

Elle a trouvé une pièce rare en fouillant.

Gerund 'scavenging' after 'while'.

8

Scavengers help keep the forest clean.

Les charognards aident à garder la forêt propre.

Verb 'help' followed by base form.

1

Without the scavenger, diseases would spread quickly.

Sans le charognard, les maladies se propageraient rapidement.

Conditional 'would'.

2

The urban scavenger collects cans for recycling.

Le récupérateur urbain ramasse des canettes pour le recyclage.

Adjective 'urban' modifying the noun.

3

He is a scavenger of old books and maps.

C'est un chercheur de vieux livres et de vieilles cartes.

Prepositional phrase 'of old books'.

4

The company acts as a scavenger in the market.

L'entreprise agit comme un charognard sur le marché.

Phrasal verb 'acts as'.

5

Being a scavenger requires a lot of patience.

Être un charognard demande beaucoup de patience.

Gerund 'Being' as the subject.

6

The scavenger hunt included ten difficult clues.

La course au trésor comprenait dix indices difficiles.

Past tense 'included'.

7

They scavenge for scrap metal in the industrial zone.

Ils cherchent de la ferraille dans la zone industrielle.

Verb 'scavenge' followed by 'for'.

8

The scavenger's role is often underestimated.

Le rôle du charognard est souvent sous-estimé.

Possessive form 'scavenger's'.

1

The vulture is an obligate scavenger, relying solely on carrion.

Le vautour est un charognard obligatoire, ne comptant que sur les charognes.

Use of 'obligate' as a technical adjective.

2

Informal scavengers play a vital role in urban waste management.

Les récupérateurs informels jouent un rôle vital dans la gestion des déchets urbains.

Compound noun phrase.

3

The radical scavenger was essential for the chemical reaction.

Le capteur de radicaux était essentiel pour la réaction chimique.

Scientific context.

4

She described herself as a scavenger of forgotten stories.

Elle se décrivait comme une glaneuse d'histoires oubliées.

Metaphorical usage.

5

The hyena is a highly efficient scavenger and hunter.

La hyène est un charognard et un chasseur très efficace.

Adverb 'highly' modifying 'efficient'.

6

Environmentalists advocate for the protection of natural scavengers.

Les écologistes prônent la protection des charognards naturels.

Verb 'advocate for'.

7

The software includes a scavenger to optimize memory usage.

Le logiciel inclut un récupérateur pour optimiser l'utilisation de la mémoire.

Technical computing context.

8

Scavenging for resources became a daily task for the survivors.

Chercher des ressources est devenu une tâche quotidienne pour les survivants.

Gerund phrase as the subject.

1

The ecological niche of the scavenger is paramount for nutrient cycling.

La niche écologique du charognard est primordiale pour le cycle des nutriments.

Formal academic vocabulary.

2

He criticized the 'patent scavengers' who stifle innovation.

Il a critiqué les 'charognards de brevets' qui étouffent l'innovation.

Metaphorical legal term.

3

The documentary explores the marginalized lives of urban scavengers.

Le documentaire explore les vies marginalisées des récupérateurs urbains.

Advanced descriptive language.

4

A scavenger receptor is a protein that recognizes modified lipids.

Un récepteur charognard est une protéine qui reconnaît les lipides modifiés.

Highly technical biological term.

5

The artist's work is a scavenger's dream, made of found objects.

L'œuvre de l'artiste est un rêve de charognard, faite d'objets trouvés.

Possessive with a descriptive noun.

6

They were accused of scavenging the remains of the failed project.

Ils ont été accusés de piller les restes du projet échoué.

Passive voice 'were accused of'.

7

The scavenger's keen sense of smell allows it to find food from miles away.

L'odorat aiguisé du charognard lui permet de trouver de la nourriture à des kilomètres.

Complex possessive sentence.

8

Her research focuses on the evolutionary benefits of scavenging.

Ses recherches portent sur les avantages évolutifs du charognage.

Academic focus 'research focuses on'.

1

The discourse surrounding the informal scavenger often overlooks their systemic utility.

Le discours entourant le récupérateur informel néglige souvent son utilité systémique.

Highly formal academic structure.

2

As an obligate scavenger, the condor occupies a precarious position in the food chain.

En tant que charognard obligatoire, le condor occupe une position précaire dans la chaîne alimentaire.

Complex appositive phrase.

3

The narrative acts as a scavenger, repurposing historical myths for a modern audience.

Le récit agit comme un charognard, réutilisant les mythes historiques pour un public moderne.

Abstract metaphorical comparison.

4

Immunological scavenger receptors are pivotal in the innate immune response.

Les récepteurs charognards immunologiques sont essentiels dans la réponse immunitaire innée.

Scientific precision.

5

The film portrays the scavenger not as a victim, but as a resilient architect of her own survival.

Le film dépeint le charognard non pas comme une victime, mais comme un architecte résilient de sa propre survie.

Parallel structure 'not as... but as'.

6

Economic scavengers thrive during periods of market volatility and collapse.

Les charognards économiques prospèrent pendant les périodes de volatilité et d'effondrement du marché.

Metaphorical economic application.

7

The archaeological site was picked over by scavengers long before the experts arrived.

Le site archéologique a été pillé par des charognards bien avant l'arrivée des experts.

Passive voice with 'picked over'.

8

To call him a scavenger is to acknowledge his uncanny ability to derive value from the obsolete.

Le qualifier de charognard, c'est reconnaître son incroyable capacité à tirer de la valeur de ce qui est obsolète.

Infinitive as subject 'To call him... is to'.

동의어

forager collector beachcomber hunter-gatherer gatherer
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