allergen
any substance, often a protein, that induces an allergy: common allergens include pollen, grasses, dust, and some medications.
Origin of allergen
1Words Nearby allergen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use allergen in a sentence
While the sealed allergen system and HEPA filter trap 99% of dust and allergens inside the vacuum so once you’ve vacuumed it up, it’s not going anywhere.
Best vacuum for pet hair: Get a fur-free home with these powerful dustbusters | Charlotte Marcus | February 16, 2021 | Popular-ScienceA bag-fill indicator lets you know when the bag needs to be replaced, and a pet-friendly accessory sucks up hair and fur allergens.
Many of these stations come with allergen filters and other sensors to keep its contents completely sealed.
Best robot vacuum: Clean up without lifting a finger | Carsen Joenk | December 18, 2020 | Popular-ScienceRoseward’s washable masks are crafted from mulberry silk, which works well with sensitive skin and is naturally resistant to a number of common allergens.
Meanwhile, a built-in HEPA filter also captures any allergens.
The 8 most helpful new home products of 2020 | By Sandra Gutierrez G. and John Kennedy | December 3, 2020 | Popular-Science
Some 41 percent of allergy-free and wheeze-free children had grown up in such allergen and bacteria-rich homes.
More Germs, Less Asthma? Study Shows Babies Exposed to Bacteria and Dander at Less Risk | Brandy Zadrozny | June 6, 2014 | THE DAILY BEASTOne, the study is the first of its kind to look at the effects of a bacteria/allergen exposure in combination with one another.
More Germs, Less Asthma? Study Shows Babies Exposed to Bacteria and Dander at Less Risk | Brandy Zadrozny | June 6, 2014 | THE DAILY BEAST
British Dictionary definitions for allergen
/ (ˈæləˌdʒɛn) /
any substance capable of inducing an allergy
Derived forms of allergen
- allergenic, adjective
- allergenicity, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for allergen
[ ăl′ər-jən ]
A substance, such as pollen, that causes an allergic reaction.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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