Noun: urticaria ,ur-tu'keh-ree-u
- 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, food or drugs
"She developed urticaria after eating shellfish";
- urtication, hives, nettle rash
Derived forms: urticarias
Type of: efflorescence, hypersensitivity reaction, rash, roseola, skin rash
Encyclopedia: Urticaria