''catecholamine'' ▫ᴱᴺ Entries

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''catecholamine'' ▫ᴱᴺ｜Definition｜1st｜20260218114101-00-⌔

catecholamine - Wiktionary, the free dictionary

English

Noun

catecholamine (plural catecholamines)

• (biochemistry) Any of a class of aromatic amines derived from pyrocatechol that are hormones produced by the adrenal gland.
  • ✤ Epinephrine and dopamine are two other catecholamine transmitters.¹
  • ✤ The catecholamines are used in several motivational and emotional systems of the brain, and their concentration is regulated by proteins that break them down or recycle them.²

Etymology

From catechol + -amine.

Pronunciation

• (UK) IPA: /katəˈkəʊləmiːn/, /katəˈkɒləmiːn/

Printed 2026-06-28.

(echo:: @ ⌗)

Footnotes

1. 1988, Lubert Stryer, Biochemistry, 3rd edition, page 1025: ↩

2. 2011, Steven Pinker, The Better Angels of Our Nature, Penguin, published 2012, page 746: ↩

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