monoamine oxidase

noun

Either of two enzymes, found in the outer membrane of mitochondria, that degrade biogenic amines and are thus responsible for the destruction of transmitter substances at neuronal synapses.

Similar
MAO
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounmonoamine oxidase (plural monoamine oxidases, abbreviation MAO)

plural monoamine oxidases · abbreviation MAO

  1. biochemistryEither of two enzymes, found in the outer membrane of mitochondria, that degrade biogenic amines and are thus responsible for the destruction of transmitter substances at neuronal synapses.

Synonyms & antonyms

nounan enzyme that catalyzes the oxidation of many body compounds (e.g., epinephrine and norepinephrine and serotonin)

Similar
MAO
Broader
enzyme
Also see
mao

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Catalan monoaminooxidasa
  • monoaminooxidasabiochemistry: enzyme that degrades biogenic amines
Chinese Mandarin 單胺氧化酶 /单胺氧化酶
  • 單胺氧化酶 /单胺氧化酶 (dān'ànyǎnghuàméi)biochemistry: enzyme that degrades biogenic amines
Czech monoaminooxidáza
  • monoaminooxidázabiochemistry: enzyme that degrades biogenic amines
French monoamine oxydase
  • monoamine oxydasebiochemistry: enzyme that degrades biogenic amines
Italian monoamminossidasi
  • monoamminossidasibiochemistry: enzyme that degrades biogenic amines
Japanese モノアミン酸化酵素
  • モノアミン酸化酵素biochemistry: enzyme that degrades biogenic amines
Latin monoaminorum oxidasis
  • monoaminorum oxidasisbiochemistry: enzyme that degrades biogenic amines
Persian مونوآمین اکسیداز
  • مونوآمین اکسیدازbiochemistry: enzyme that degrades biogenic amines
Portuguese monoamina oxidase
  • monoamina oxidasebiochemistry: enzyme that degrades biogenic amines
Russian моноаминооксида́за
  • моноаминооксида́за (monoaminooksidáza)biochemistry: enzyme that degrades biogenic amines
Spanish monoamino oxidasa, monoaminooxidasa
  • monoamino oxidasabiochemistry: enzyme that degrades biogenic amines
  • monoaminooxidasabiochemistry: enzyme that degrades biogenic amines
Cite this entry
APA

monoamine oxidase. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/monoamine%20oxidase

MLA

“monoamine oxidase.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/monoamine%20oxidase. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “monoamine oxidase,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/monoamine%20oxidase.

Source: monoamine oxidase on Wiktionary, CC BY-SA 4.0.