Definition of tyramine in English:

Share this entry


Pronunciation: /ˈtīrəˌmēn/


A compound that occurs naturally in cheese and other foods and can cause dangerously high blood pressure in people taking a monoamine oxidase inhibitor.
Example sentences
  • Foods high in arylalkylamines (tryptophan, tyrosine, tyramine, and phenylalanine) have also been implicated in triggering IC symptoms.
  • About nine per cent of people have at least one copy of a gene for 5HT2a that call for the amino acid tyramine at one point in the receptor protein.
  • One piece with which Milne was pleased was his clarification of the tyramine monoamine-oxidase inhibitor interaction (the ‘cheese reaction’).


Early 20th century: from tyr(osine) + amine.

For editors and proofreaders

Syllabification: ty·ra·mine

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.