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catecholamine

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WordReference Random House Unabridged Dictionary of American English © 2025

cat•e•chol•a•mine n. [Biochem.]

Biochemistryany of a group of chemically related neurotransmitters, as epinephrine and dopamine, that have similar effects on the sympathetic nervous system.

catechol + -amine 1950–55

'catecholamine' also found in these entries (note: many are not synonyms or translations):

dopamine - phentolamine

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