Where does “tertiær” come from?

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

tertiær (Norwegian Nynorsk): tertiary

Definitions

  1. tertiary

Ancestry of “tertiær”, step by step

StepLanguageWordMeaning
1Latintertiāriuscontaining a third part
2Latintertiusthird, the ordinal number after secundus and...
3Latintrēsthree; 3
4Proto-Italictrēsthree
5Proto-Indo-European*tréyes
Every word from Proto-Indo-European *tréyesEvery word from Proto-Italic trēsEvery word from Latin trēs