pregnenolone

noun

preg·nen·o·lone | \ preg-ˈne-nə-ˌlōn

\

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

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The first known use of pregnenolone was in 1936

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pregnenolone

noun

preg·nen·o·lone | \ preg-ˈnen-ᵊl-ˌōn

\

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

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