单词 | catecholamine |
释义 | catecholamine[ kat-i-kol-uh-meen, -koh-luh- ] / ˌkæt ɪˈkɒl əˌmin, -ˈkoʊ lə- / noun Biochemistry.any of a group of chemically related neurotransmitters, as epinephrine and dopamine, that have similar effects on the sympathetic nervous system. Origin of catecholamineFirst recorded in 1950–55; catechol + -amine Words nearby catecholaminecatechin, catechism, catechist, catechize, catechol, catecholamine, catechu, catechumen, categorematic, categorial, categorial grammar Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for catecholaminecatecholamine / (ˌkætəˈkɒləˌmiːn) / nounany of a group of hormones that are catechol derivatives, esp adrenaline and noradrenaline Word Origin for catecholamineC20: from catechu + -ol 1 + amine Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for catecholaminecatecholamine [ kăt′ĭ-kō′lə-mēn′, -kô′- ] n.Any of a group of amines composed of a pyrocatechol molecule and the aliphatic portion of an amine that have important physiological effects as neurotransmitters and hormones, such as epinephrine, norepinephrine, and L-dopa. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for catecholaminecatecholamine [ kăt′ĭ-kō′lə-mēn′, -kô′- ] Any of a group of amines derived from catechol that have important physiological effects as neurotransmitters and hormones and include epinephrine, norepinephrine, and dopamine. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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