urticaria
NounWordNet 3.0
Noun (1)
- an itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugsSynonyms: urticationhivesnettle rash
Webster's Dictionary (GCIDE)
Urticaria \Ur`ti*ca"ri*a\, n. [NL. See Urtica.] (Med.) The nettle rash, a disease characterized by a transient eruption of red pimples and of wheals, accompanied with a burning or stinging sensation and with itching; uredo. [1913 Webster]