pregnenolone

noun
preg·​nen·​o·​lone | \ preg-ˈne-nə-ˌlōn How to pronounce pregnenolone (audio) \

Definition of pregnenolone

: an unsaturated hydroxy steroid ketone C21H32O2 that is formed by the oxidation of steroids (such as cholesterol) and yields progesterone on dehydrogenation

First Known Use of pregnenolone

1936, in the meaning defined above

History and Etymology for pregnenolone

International Scientific Vocabulary pregnene (C21H34) + -ol entry 1 + -one

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More Definitions for pregnenolone

pregnenolone

noun
preg·​nen·​o·​lone | \ preg-ˈnen-ᵊl-ˌōn How to pronounce pregnenolone (audio) \

Medical Definition of pregnenolone

: an unsaturated hydroxy steroid ketone C21H32O2 that is formed by the oxidation of steroids (as cholesterol) and yields progesterone on dehydrogenation