1. urticaria

noun. 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 drugs.


  • nettle rash
  • efflorescence
  • urtication
  • roseola
  • rash
  • skin rash
  • hives


  • timid
  • prudent

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Sentences with urticaria

1. Noun, plural
Horses can get hives, or urticaria, at any time of the year, though it is more prevalent in the summer months.

2. Noun, singular or mass
Recent studies suggest a connection between low levels of vitamin B-12 and a form of urticaria for which a cause has not yet been identified.

3. Adjective
Berries are high in two of the natural food chemicals that can trigger urticaria: saliclylates and amines.