<biochemistry> A steroid-like chemical which is a by-product of the breakdown of certain steroids. ... They are found in urine and measuring them can give a good indication of the level of androgen production in the body. The major ketosteroids are: androsterone, etiocholanone and oestrone. ... (09 Oct 1997) ... Found on http://www.encyclo.co.uk/local/20973
(ke″to-ster´oid) a steroid having ketone groups on functional carbon atoms. 17-ketosteroids steroids found in normal urine and in excess in certain tumors, which have a ketone group on the 17th carbon atom, and include certain androgenic and adrenocortical hormones. Found on http://www.encyclo.co.uk/local/21001