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histamine

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noun his·ta·mine \ˈhis-tə-ˌmēn, -mən\

Simple Definition of histamine

  • medical : a chemical substance in the body that causes the symptoms that people experience when they are allergic to something

Full Definition of histamine

  1. :  a compound C5H9N3 especially of mammalian tissues that causes dilation of capillaries, contraction of smooth muscle, and stimulation of gastric acid secretion, that is released during allergic reactions, and that is formed by decarboxylation of histidine

Origin of histamine

International Scientific Vocabulary hist- + amine


First Known Use: circa 1913


Medical Dictionary

histamine

play play
noun his·ta·mine \ˈhis-tə-ˌmēn, -mən\

Medical Definition of histamine

  1. :  a compound C5H9N3 especially of mammalian tissues that causes dilatation of capillaries, contraction of smooth muscle, and stimulation of gastric acid secretion, that is released during allergic reactions, and that is formed by decarboxylation of histidine

  2. his·ta·min·ic \ˌhis-tə-ˈmin-ik\play adjective




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