Where does “triedro” come from?

triedro (Esperanto) comes from Esperanto tri, from English three, from Middle English thre, from Old English þrī, from Proto-West Germanic þrīʀ, from Proto-Germanic þrīz, from Proto-Indo-European *tréyes.

triedro (Esperanto): trihedron

Definitions

  1. trihedron

Ancestry of “triedro”, step by step

triedro traces back through two separate lines of ancestry.

via Esperanto tri

StepLanguageWordMeaning
1Esperantotrithree
2EnglishthreeA numerical value after two and before four....
3Middle Englishthrethree
4Old Englishþrīthree
5Proto-West Germanicþrīʀthree
6Proto-Germanicþrīzthree
7Proto-Indo-European*tréyes—

via Esperanto edro

StepLanguageWordMeaning
1Esperantoedroface
2Ancient Greekἕδραseat, chair, stool, bench; the act of sitting;...
3Proto-Hellenic*hédrā—
Every word from Proto-Indo-European *tréyes →Every word from Proto-Germanic þrīz →Every word from Proto-West Germanic þrīʀ →