allergen

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.

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

The team discovered that when pest control successfully reduced cockroach numbers, both allergen and endotoxin levels dropped sharply.

From Science Daily • Nov. 4, 2025

An estimated 40,000 children avoided peanut allergy diagnoses after the guidelines for when to first expose kids to the food allergen changed, according to new research.

From Los Angeles Times • Oct. 20, 2025

The containers were found to be mistakenly filled with Friendly’s Cookies and Cream ice cream, which means there is an undisclosed wheat and soy allergen.

From Salon • Aug. 12, 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