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Medical Term:

urticaria

Pronunciation: ur'ti-kar'i-a

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]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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