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Medical Term:


Pronunciation: ŭr′ti-kar′i-ă

Definition: An eruption of itching wheals, collquially called hives, usually of systemic origin; it may be due to a state of hypersensitivity to foods or drugs, foci of infection, physical agents (heat, cold, light, friction), or psychic stimuli.

Synonym(s): hives1, urtication2

[L. urtica]