Where does “décimal” come from?

décimal (French) comes 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.

décimal (French): decimal

Definitions

  1. decimal

Ancestry of “décimal”, step by step

décimal traces back through two separate lines of ancestry.

via Medieval Latin decimalis

StepLanguageWordMeaning
1Medieval Latindecimalis
2LatinDecimusoriginally used for a tenth-born son
3Latindecemten; 10
4Latin-nus-an
5Proto-Italic-nosCreates verbal adjectives from verb stems
6Proto-Indo-European-nósCreates verbal adjectives from roots

via Late Latin decimalis

StepLanguageWordMeaning
1Late Latindecimalisdecimal

Words derived from “décimal

Every word from Proto-Indo-European -nósEvery word from Latin -nusEvery word from Latin decem