monoamine oxidase inhibitor vs MAOI

monoamine oxidase inhibitor and MAOI both are nouns.

Word	Noun	Adjective	Verb	Adverb
monoamine oxidase inhibitor	Yes	No	No	No
MAOI	Yes	No	No	No

As nouns, monoamine oxidase inhibitor and MAOI are synonyms defined as:

monoamine oxidase inhibitor and MAOI: any of a group of antidepressant drugs that inhibit the action of monoamine oxidase in the brain and so allow monoamines to accumulate

monoamine oxidase inhibitor (noun)	MAOI (noun)
any of a group of antidepressant drugs that inhibit the action of monoamine oxidase in the brain and so allow monoamines to accumulate	any of a group of antidepressant drugs that inhibit the action of monoamine oxidase in the brain and so allow monoamines to accumulate