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allergen

/ˈælərdʒən/
/ˈælədʒən/
IPA guide

Other forms: allergens

Definitions of allergen
  1. noun
    any substance that can cause an allergy
    see moresee less
    types:
    ragweed pollen
    pollen of the ragweed plant is a common allergen
    type of:
    substance
    a particular kind or species of matter with uniform properties
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