Where does “desmethylsterol” come from?

desmethylsterol (English) comes from English sterol, from English cholesterol, from French cholestérol, from French cholesterine, from Ancient Greek χολή, from Proto-Hellenic kʰolā́, from Proto-Indo-European ǵʰolh₃-éh₂, from Proto-Indo-European ǵʰelh₃- — to flourish; green, yellow.

desmethylsterol (English): Any sterol lacking a methyl group in a specified position, e.g. 4-desmethylsterol

Definitions

  1. Any sterol lacking a methyl group in a specified position, e.g. 4-desmethylsterol

Ancestry of “desmethylsterol”, step by step

desmethylsterol traces back through two separate lines of ancestry.

via English sterol

StepLanguageWordMeaning
1EnglishsterolAny steroid that contains a hydroxyl group in the...
2EnglishcholesterolA sterol lipid synthesized by the liver and...
3Frenchcholestérolcholesterol
4Frenchcholesterinecholesterol; Dated form of cholestérol
5Ancient Greekχολήgall, bile; gall bladder; bitterness, wrath,...
6Proto-Hellenickʰolā́gall, bile
7Proto-Indo-Europeanǵʰolh₃-éh₂
8Proto-Indo-Europeanǵʰelh₃-to flourish; green, yellow

via English desmethyl

StepLanguageWordMeaning
1EnglishdesmethylFrom which a methyl group has been removed
2Englishdes-Obsolete form of dis-; removal of a group from a...
3Middle Englishdis-dis-, de
4Old Frenchdes-de-; dis-
5Latindis-asunder, apart, in two; reversal, removal;...
6Latincalceusshoe
7Latincalxlimestone; chalk; the finish line
8Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Proto-Indo-European ǵʰelh₃-Every word from Proto-Indo-European ǵʰolh₃-éh₂Every word from Proto-Hellenic kʰolā́