autacoid

au·ta·coid

also au·to·coid  (ô′tə-koid′)

n.

An organic substance, such as a hormone, produced in one part of an organism and transported by the blood, lymph, or sap to another part of the organism where it exerts a physiologic effect on that part.

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[aut(o)- + Greek akos, cure + -oid.]

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au′ta·coi′dal (-koid′l) adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

autacoid

(ˈɔːtəˌkɔɪd)

n

(Physiology) physiol any natural internal secretion, esp one that exerts an effect similar to a drug

[C20: from auto- + Greek akos cure + -oid]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Thesaurus

Noun

1.

autacoid - any physiologically active internal secretion especially one of uncertain classification autocoid secretion - a functionally specialized substance (especially one that is not a waste) released from a gland or cell prostaglandin - a potent substance that acts like a hormone and is found in many bodily tissues (and especially in semen); produced in response to trauma and may affect blood pressure and metabolism and smooth muscle activity

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