monoamine oxidase inhibitor

noun

, Pharmacology.

1. any of various substances, as isocarboxazid and phenelzine, that block enzymatic breakdown of certain monoamine neurotransmitters: used to treat severe depression. : MAOI

monoamine oxidase inhibitor

noun

1. biochem an agent that inhibits the action of monoamine oxidase. Such inhibitors are used in the treatment of depression MAOI

monoamine oxidase inhibitor

1. Any of a class of antidepressant drugs that block the action of monoamine oxidase in the brain, thereby allowing the accumulation of monoamines such as norepinephrine, which can alter mood.

Word History and Origins

Origin of monoamine oxidase inhibitor¹

First recorded in 1960–65