allergen

noun
al·​ler·​gen | \ ˈa-lər-jən How to pronounce allergen (audio) \

Definition of allergen

: a substance (such as pollen) that induces allergy

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Other Words from allergen

allergenic \ ˌa-​lər-​ˈje-​nik How to pronounce allergenic (audio) \ adjective
allergenicity \ ˌa-​lər-​jə-​ˈni-​sə-​tē How to pronounce allergenicity (audio) \ noun

Examples of allergen in a Sentence

common allergens, such as pollen

Recent Examples on the Web

When compared with a traditional window, positive results could include less harmful effects from UV rays and pesky allergens, and the ability to shut out the light with a switch. Olivia Rassow, ELLE Decor, "Crazy or Brilliant: Virtual Balconies," 7 Feb. 2014 Washing your bedding will cut down on potential allergens like dust mites and pet dander than can trigger congestion, sneezing, and obstructed breathing and in turn, poor sleep, Dr. Rosen says. Caroline Picard, Good Housekeeping, "15 Ways to Sleep Better Tonight, According to Experts," 2 May 2019 This is because your mattress and pillow can harbor allergens like dust mites, which are microscopic creatures that feed off of your dead skin, according to the Mayo Clinic. Korin Miller, SELF, "How Often to Buy a New Mattress and Pillow for the Best Sleep Possible," 28 Mar. 2019 Using mattress and pillow protectors like the ones from GH Seal Holder Allerease will also help cut down on potential allergens, according to Lexie Sachs, Associate Director of Textiles, Paper & Plastic Lab at the Institute. Caroline Picard, Good Housekeeping, "The Right Way to Clean Your Bedroom So You Can Sleep Better Than Ever," 14 Mar. 2019 The Coop's pillow's is dust-mite-resistant, and has a washable bamboo cover that keeps all serious allergens from taking root. Lindsey Ramsey, House Beautiful, "The Coop Pillow Has Officially Made Me Addicted To My Bed," 4 Mar. 2019 Common allergens include ingredients such as fragrance, benzophenone-UV filters (used in many makeup products that contain sunscreen), and preservatives like lanolin, Dr. Elliott says. Jessica Toscano, SELF, "Here's What It Means If You Got a Skin Reaction From Your Makeup," 1 Mar. 2019 While baby noticing a different flavor isn’t necessarily bad, keep a keen eye on her reactions to common allergens such as dairy or wheat. Karla Walsh, Woman's Day, "The Best Breastfeeding Diet," 25 Feb. 2019 Beyond the legal requirements for restaurants with regard to labeling allergens, Steijer attributes much of the widespread availability of gluten free menu items to the convergence of two cultural factors. SELF, "I'm a Foodie With Celiac Disease. Here's Why I Love Traveling to Sweden," 25 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'allergen.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of allergen

circa 1907, in the meaning defined above

History and Etymology for allergen

International Scientific Vocabulary allergy + -gen

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Statistics for allergen

Last Updated

25 May 2019

Look-up Popularity

Time Traveler for allergen

The first known use of allergen was circa 1907

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More Definitions for allergen

allergen

noun

English Language Learners Definition of allergen

medical : a substance that causes an allergy

allergen

noun
al·​ler·​gen | \ ˈa-lər-jən How to pronounce allergen (audio) \

Kids Definition of allergen

: a substance that causes an allergic reaction

allergen

noun
al·​ler·​gen | \ ˈal-ər-jən How to pronounce allergen (audio) \

Medical Definition of allergen

: a substance that induces allergy inhaled allergens a suspected food allergen

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More from Merriam-Webster on allergen

Spanish Central: Translation of allergen

Nglish: Translation of allergen for Spanish Speakers

Britannica English: Translation of allergen for Arabic Speakers

Britannica.com: Encyclopedia article about allergen

Comments on allergen

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