autacoid

American

[aw-tuh-koid] / ˈɔ təˌkɔɪd /

noun

Physiology.

any physiologically active internal secretion, especially one of uncertain classification, as histamine or prostaglandin.

autacoid British

/ ˈɔːtəˌkɔɪd /

noun

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

"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

Other Word Forms

Derived Forms

autacoidal

adjective

Etymology

Origin of autacoid

1910–15; aut- + Greek ák ( os ) remedy + -oid

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023