noun · neutral

allergen

UK/ˈælədʒən/US/ˈælərdʒən/AL·ler·gen

Band 7+speakingtask2

a substance that causes an allergic reaction

Examples

The menu lists common allergens such as peanuts and shellfish.

Airborne allergens like pollen trigger seasonal hay fever in many people.

Food manufacturers must declare major allergens on packaging.

Band 8 sentence

Restaurants must clearly label common allergens like peanuts and shellfish to protect customers with severe sensitivities.

Collocations

  • common allergen
  • food allergen

Word family

allergy nounallergic adjectiveallergenic adjective

Common mistakes

I am allergen to peanuts.I am allergic to peanuts.

This food has allergy.This food causes an allergy / contains allergens

Say it for a higher band

5allergy6allergic7+allergen

Synonyms

trigger

Easily confused

allergy

His severe allergy to peanuts requires him to carry an EpiPen.

Related words

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In Food & Cooking

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