allergen

al·ler·gen

noun \ˈa-lər-jən\

medical : a substance that causes an allergy

Full Definition of ALLERGEN

:  a substance (as pollen) that induces allergy

— al·ler·gen·ic \ˌa-lər-ˈje-nik\ adjective

— al·ler·ge·nic·i·ty \ˌa-lər-jə-ˈni-sə-tē\ noun

Examples of ALLERGEN

1. common allergens, such as pollen

Origin of ALLERGEN

International Scientific Vocabulary allergy + -gen

First Known Use: 1910

Other Medicine Terms

analgesia, angina, diabetes, hepatitis, homeopathy, logorrhea, palliate, pandemic

al·ler·gen

noun \ˈal-ər-jən\   (Medical Dictionary)

Medical Definition of ALLERGEN

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