autacoid
au·ta·coid
noun \ˈȯ-tə-ˌkȯid\Definition of AUTACOID
: a physiologically active substance (as serotonin, bradykinin, or angiotensin) produced by and acting within the body
Origin of AUTACOID
aut- + Greek akos remedy; probably akin to Old Irish ícc cure
First Known Use: 1914
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