noun🔗ShareMonoaminaAny compound having a single amino functional group, especially a neurotransmitter."Serotonin, a crucial monoamine, helps regulate mood and sleep. "La serotonina, una monoamina crucial, ayuda a regular el estado de ánimo y el sueño.medicinephysiologybiochemistrychemistrybiologycompoundChat with AIVocabulary GamePractice Reading