any of various substances, as isocarboxazid and phenelzine, that block enzymatic breakdown of certain monoamine neurotransmitters: used to treat severe depression.
(biochem) an agent that inhibits the action of monoamine oxidase. Such inhibitors are used in the treatment of depression MAOI
monoamine oxidase inhibitor n.
Any of a class of antidepressant and hypotensive drugs that block the action of monoamine oxidase in the brain, thereby allowing the accumulation of monoamines such as norepinephrine.
monoamine oxidase inhibitor
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.
noun, Biochemistry. 1. a copper-containing enzyme that catalyzes the breakdown of monoamines. Abbreviation: MAO. noun 1. (biochem) an enzyme present in nerve tissue that is responsible for the inactivation of neurotransmitters MAO monoamine oxidase n. Abbr. MAO An enzyme in the cells of most tissues that catalyzes the oxidative deamination of monoamines such as serotonin.
monoaminergic mon·o·am·i·ner·gic (mŏn’ō-ām’ə-nûr’jĭk) adj. Of or being nerve cells or fibers that transmit nerve impulses by monoamine neurotransmitters.
[mon-oh-uh-moh-nee-uh m, mon-] /ˈmɒn oʊ əˈmoʊ ni əm, ˌmɒn-/ noun, Chemistry. 1. a white, crystalline, moderately water-soluble compound, NH 4 H 2 PO 4 , used as fertilizer, in fire extinguishers, etc.
- Monoamniotic twins
monoamniotic twins mon·o·am·ni·ot·ic twins (mŏn’ō-ām’nē-ŏt’ĭk) pl.n. Identical twins within a common amnion.