allergen (n.)

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

Entries linking to allergen

1911, from German Allergie, coined 1906 by Austrian pediatrician Clemens E. von Pirquet (1874-1929) as an abstract noun from Greek allos "other, different, strange" (from PIE root *al- (1) "beyond") + ergon "work, activity" (from PIE root *werg- "to do").

antigen (n.)

"substance that causes production of an antibody," 1908, from German Antigen, from French antigène (1899), from anti(body) (see antibody) + -gen.

hypo-allergenic (adj.)

also hypoallergenic, 1950; see hypo- + allergen + -ic.

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Definitions of allergen

allergen (n.)

any substance that can cause an allergy;

From wordnet.princeton.edu

Dictionary entries near allergen

allegro

allele

alleluia

allemande

Allen

allergen

allergic

allergist

allergy

alleviate

alleviation