any substance, often a protein, that induces an : common allergens include pollen, grasses, dust, and some medications.
any substance capable of inducing an allergy

substance causing allergy, 1912, from allergy on model of antigen.

allergen al·ler·gen (āl’ər-jən)

A substance, such as pollen, that causes an allergy.

See antigen.

al’ler·gen’ic (-jěn’ĭk) adj.
A substance, such as pollen, that causes an allergic reaction.


Read Also:

  • Allergenic extract

    allergenic extract allergenic extract or allergic extract n. An extract of allergenic components that usually contains protein, is prepared from various sources, and is used to test for an allergy or for desensitization.

  • Allergenic

    causing allergic sensitization.

  • Allergenicity

    causing allergic sensitization.

  • Allergic

    of or relating to : an allergic reaction to wool. having an . Informal. having a strong dislike or aversion: He’s allergic to most modern music. Contemporary Examples Witnesses said Kate, who is allergic to horses, looked worried but that William reassured her. Runaway Bridle!! The Daily Beast April 28, 2011 But no matter, we […]

Disclaimer: Allergen definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.