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cholesterilin
cholesterilin n.
Brit. 
/ˌkɒlᵻˈstɛrəlɪn/
, /ˌkɒlᵻˈstɛrəlɪn/U.S. /ˌkoʊləˈstɛrələn/
[ < cholester- comb. form + -il suffix + -in suffix1, after German Cholesterilin (C. Zwenger 1848, in Ann. der Chem. u. Pharm. 66 7)] now rare or disused any of several unsaturated hydrocarbons formed by the dehydration of cholesterol in sulphuric acid./ˌkoʊləˈstɛrələn/ΚΠ
1849 Q. Jrnl. Chem. Soc. 1 419 Zwenger has studied the action of sulphuric acid upon cholesterin... The body is converted into three new carbo-hydrogens... The author proposes to designate all three by the term cholesterilin, with a distinguishing letter for each.
1880 J. W. Legg On Bile 31 The olefiant gas of the series is cholesterilin.
1904 J. A. Mandel tr. O. Hammarsten Text-bk. Physiol. Chem. (ed. 4) viii. 282 By the action of concentrated sulphuric acid..hydrocarbons are obtained which are called cholesterilin, cholesteron, and cholesteriline.
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