Where does “trilatéral” come from?

trilatéral (French) comes from French latéral, from Latin laterālis, from Latin lātus, from Latin cauda, from Proto-Italic kaudā, from Proto-Indo-European keh₂udeh₂.

trilatéral (French): trilateral

Definitions

  1. trilateral

Ancestry of “trilatéral”, step by step

StepLanguageWordMeaning
1Frenchlatérallateral; side
2LatinlaterālisOf or belonging to the side; lateral
3Latinlātuswide, broad
4LatincaudaA tail
5Proto-Italickaudātail
6Proto-Indo-Europeankeh₂udeh₂—
Every word from Proto-Indo-European keh₂udeh₂ →Every word from Proto-Italic kaudā →Every word from Latin cauda →