Dictionary

catecholamine

noun cat·e·chol·amine \ˌka-tə-ˈkō-lə-ˌmēn, -ˈk-\

Definition of CATECHOLAMINE

:  any of various amines (as epinephrine, norepinephrine, and dopamine) that function as hormones or neurotransmitters or both
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First Known Use of CATECHOLAMINE

1954
Medical Dictionary

catecholamine

noun cat·e·chol·amine \ˌkat-ə-ˈkō-lə-ˌmēn, -ˈk-\

Medical Definition of CATECHOLAMINE

:  any of various amines (as epinephrine, norepinephrine, and dopamine) that contain a dihydroxy benzene ring, that are derived from tyrosine, and that function as hormones or neurotransmitters or both

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