Allergen - Dictionary Definition and Overview

Allergen :  (noun)

1: any substance that can cause an allergy

Based on WordNet 2.0

Allergen :  Allergen: A substance that is foreign to the body and can cause an allergic reaction in certain people. For examples, pollen, dander, mold.



Based on WordNet (r) 2.0 (August 2003)
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