Where does “mains” come from?

Mains comes from French main, from Middle French main, from Latin manus meaning "hand," ultimately from Proto-Indo-European man-.

mains (English): plural of main; The domestic electrical power...

Definitions

  1. plural of main; The domestic electrical power...

Ancestry of “mains”, step by step

StepLanguageWordMeaning
1EnglishmainOf chief or leading importance; prime, principal;...
2Frenchmainhand; handball
3Middle Frenchmainhand
4Old Frenchmainhand
5Latinmanushand; bravery, valor; violence, fighting
6Proto-Italicmanushand
7Proto-Indo-Europeanman-human being; man; hand

Words derived from “mains

Every word from Proto-Indo-European man-
mains — Etymology, Origin & Word History | Etymology Explorer