Where does “tertiārius” come from?

tertiārius (Latin) comes from Latin tertius, from Latin trēs, from Proto-Italic trēs, from Proto-Indo-European *tréyes.

tertiārius (Latin): containing a third part

Definitions

  1. containing a third part

Ancestry of “tertiārius”, step by step

StepLanguageWordMeaning
1Latintertiusthird, the ordinal number after secundus and...
2Latintrēsthree; 3
3Proto-Italictrēsthree
4Proto-Indo-European*tréyes

Words derived from “tertiārius

Every word from Proto-Indo-European *tréyesEvery word from Proto-Italic trēsEvery word from Latin trēs