Definition of monoamine in English:


(also monamine)

Pronunciation /ˌmänōəˈmēn/ /ˌmänōˈamēn/ /ˌmɑnoʊˈeɪmin/


  • A compound having a single amine group in its molecule, especially one that is a neurotransmitter (e.g., serotonin, norepinephrine).

    ‘Estrogen and progesterone seem to modulate levels of monoamines, including serotonin.’
    • ‘The changes and control of emotion were related to the changes in the levels of monoamines and its metabolites in the limbic system of the brain stem.’
    • ‘Therefore, it appears likely that aggression is moderated by a variety of neuromodulators, including monoamines, neuropeptides and neurosteriods.’
    • ‘Interest has focused recently on the responses of central brain monoamines, specifically the catecholamines and indoleamines in response to stress.’
    • ‘While hyperforin may be sufficient to explain the antidepressant effects of St. John's wort, synergistic effects on monoamines is possible.’