Where does “dexamfetamine” come from?

dexamfetamine (English) comes from English dex, from English decimal, from Medieval Latin decimalis, from Latin Decimus, from Latin decem, from Latin -nus, from Proto-Italic -nos, from Proto-Indo-European -nós — Creates verbal adjectives from roots.

dexamfetamine (English): dextroamphetamine

Definitions

  1. dextroamphetamine

Ancestry of “dexamfetamine”, step by step

dexamfetamine traces back through two separate lines of ancestry.

via English dex

StepLanguageWordMeaning
1EnglishdexAn order or factor of ten; Dexterity;...
2EnglishdecimalA number expressed in the base-ten system, a...
3Medieval Latindecimalis
4LatinDecimusoriginally used for a tenth-born son
5Latindecemten; 10
6Latin-nus-an
7Proto-Italic-nosCreates verbal adjectives from verb stems
8Proto-Indo-European-nósCreates verbal adjectives from roots

via English amfetamine

StepLanguageWordMeaning
1Englishamfetamine
Every word from Proto-Indo-European -nósEvery word from Latin -nusEvery word from Latin decem