Where does “isotretinoin” come from?

Isotretinoin derives from English -in, Latin trans, and Proto-Indo-European terh₂-, which meant to cross or pass through, combined with the prefix iso- meaning equal.

isotretinoin (English): A cis isomer of retinoic acid that is a synthetic...

Definitions

  1. A cis isomer of retinoic acid that is a synthetic...

Ancestry of “isotretinoin”, step by step

isotretinoin traces back through two separate lines of ancestry.

via English ISO

StepLanguageWordMeaning
1EnglishISOThe International Organization for Standardization
2Greekίσοςequal; having equal rights
3Ancient Greekἴσοςequal (to); equivalent (to); consistent (to); agreement (to)
4Ancient Greekδάκτυλοςfinger; measure of length, the breadth of a...
5Hebrewדקלpalm tree; date; dachshund
6GermanDackeldachshund; a similar-looking dog, e.g. a basset...
7GermanDachshunddachshund; a similar-looking dog, e.g. a basset...
8GermanDachsbadger; genitive singular of Dach
9Old High Germandahs
10Proto-West Germanicþahsbadger
11Proto-Germanicþahsuzbadger
12Proto-Indo-Europeantótḱus
13Proto-Indo-Europeantetḱ-to create, produce; to cut, hew
14Proto-Indo-Europeanteḱ-to sire, beget

via English tretinoin

StepLanguageWordMeaning
1EnglishtretinoinThe all-trans isomer of retinoic acid that is...
2Englishtrans-Across, through, over, beyond, to or on the other...
3Latintrānsacross, beyond
4LatinPadusthe River Po
5LeponticBodincus
6Proto-Indo-Europeanbʰudʰmḗnbottom
7Proto-Indo-Europeandʰewbʰ-deep
8Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European teḱ-Every word from Proto-Indo-European tetḱ-Every word from Proto-Indo-European tótḱus
isotretinoin — Etymology, Origin & Word History | Etymology Explorer