allergen

(al′ər jən, -jen′)

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noun

a substance inducing an allergic state or reaction

Origin: Ger < allergie, allergy + -gen, -gen

Related Forms:

See allergen in American Heritage Dictionary 4

noun

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

Origin:

Origin: German Allergen

Origin: : Aller(gie), allergy; see allergy

Origin: + -gen, -gen (from French -gène; see -gen)

Related Forms:

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