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Definitions

allergen

[al-er-juhn, -jen] / ˈæl ər dʒən, -ˌdʒɛn /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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It meets regularly with Cava insiders to advise on topics such as how to safely add seafood to the menu, which is an allergen for some, Tolivar said.

From The Wall Street Journal Aug. 25, 2026

He is given tiny amounts a protein that is a close relative to the allergen.

From BBC Jun. 13, 2026

If you’re never exposed to an allergen, you can’t develop an allergy, and this would result in fewer allergies in the community, the theory went.

From Slate Dec. 3, 2025

"When you eliminate cockroaches, you eliminate their allergens. Small decreases in cockroaches don't lower allergen levels because the remaining live cockroaches deposit more allergens," Schal said.

From Science Daily Nov. 4, 2025

Every touchable surface was a disease waiting to happen, every speck of dust an allergen poised to swell your nose and clog your ducts, every toothbrush bristle a bacterial playground.

From "The Mysterious Benedict Society" by Trenton Lee Stewart



Vocabulary lists containing allergen


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