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 (kē′tō-stĕr′oid′, -stîr′-)
A steroid, such as androsterone or estrone, that contains a ketone group.


(ˌkiːtəʊˈstɪərɔɪd; ˌkiːtəʊˈstɛrɔɪd)
(Chemistry) any steroid containing a ketone group in its molecule


(kɪˈtɒs təˌrɔɪd)

any of a group of steroids containing a ketone group.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ketosteroid - a steroid containing a ketone group
androsterone - an androgenic hormone that is less active than testosterone
estrone, Estronol, oestrone, theelin - a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
cortisone, Cortone Acetate - a corticosteroid hormone (trade name Cortone Acetate) normally produced by the adrenal cortex; is converted to hydrocortisone
steroid - any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings; many have important physiological effects
References in periodicals archive ?
Ketosteroid reductase, a key enzyme involved in proper digestion (i.
This derivative was selected for its introduction of a positive charge into the molecule of ketosteroid 17OHP and for the ease of its synthesis (14).
Amplifex[TM]-Keto Reagent is a reagent that is universal and reacts with keto or aldehyde compounds, including ketosteroids, such as testosterone, among others.