1. any of a group of antidepressant drugs that inhibit the action of monoamine oxidase in the brain and so allow monoamines to accumulate; [syn: monoamine oxidase inhibitor, MAOI]
WordNet (r) 3.0 (2006):
MAOI
n 1: any of a group of antidepressant drugs that inhibit the
action of monoamine oxidase in the brain and so allow
monoamines to accumulate [syn: monoamine oxidase
inhibitor, MAOI]