Where does “Helvetius” come from?

Helvetius (Latin) comes from Gaulish -elu, from Proto-Celtic elu, from Proto-Indo-European pelh₁u- — many.

Helvetius (Latin): of or pertaining to the Helvetii; Helvetian;...

Definitions

  1. of or pertaining to the Helvetii; Helvetian;...

Ancestry of “Helvetius”, step by step

StepLanguageWordMeaning
1Gaulish-elugain, prosperity
2Proto-Celticelu—
3Proto-Indo-Europeanpelh₁u-many
Every word from Proto-Indo-European pelh₁u- →Every word from Gaulish -elu →Every word from Proto-Celtic elu →