Where does “cadhnra” come from?

cadhnra (Irish) comes from Irish -ra, from Old Irish -rad, from Proto-Celtic *-retom, from Proto-Indo-European Hret- — to roll; wheel; to run, roll.

cadhnra (Irish): battery device storing electricity

Definitions

  1. battery device storing electricity

Ancestry of “cadhnra”, step by step

StepLanguageWordMeaning
1Irish-ra-ry, -y
2Old Irish-radForms collective nouns from nouns or adjectives
3Proto-Celtic*-retomrun
4Proto-Indo-EuropeanHret-to roll; wheel; to run, roll
Every word from Proto-Indo-European Hret- →Every word from Irish -ra →Every word from Old Irish -rad →