ketosteroid

noun

ke·​to·​ste·​roid

ˌkē-tō-ˈster-ˌȯid,

-ˈstir- 

: a steroid (such as cortisone or estrone) containing a ketone group

Word History

Etymology

keto- + steroid

First Known Use

1939, in the meaning defined above

Medical Definition

ketosteroid

noun

ke·​to·​ste·​roid

ˌkēt-ō-ˈsti(ə)r-ˌȯid also -ˈste(ə)r-

: a steroid (as cortisone or estrone) containing a ketone group

especially : 17-ketosteroid