Definition of histamine Histamine

/hɪˈstʌmiˌn/ - [histumeen] - his•ta•mine

We found 3 definitions of histamine from 3 different sources.

What does histamine mean?

WordNet

Noun

Plural: histamines

histamine - amine formed from histidine that stimulates gastric secretions and dilates blood vessels; released by the human immune system during allergic reactions

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Wiktionary

histamine (Noun)
An amine, C5H9N3, formed by decarboxylation of histidine, that causes dilatation of capillaries, contraction of smooth muscle, and stimulation of gastric acid secretion; it is released during allergic reactions.