Where does “mainstream” come from?

Mainstream derives from English main and stream, with main coming from French main, Middle French main, and Latin manus meaning "hand," ultimately from Proto-Indo-European men- or man-.

mainstream (English): Used or accepted broadly rather than by small...

Definitions

  1. Used or accepted broadly rather than by small...

Ancestry of “mainstream”, step by step

mainstream traces back through two separate lines of ancestry.

via English stream

StepLanguageWordMeaning
1EnglishstreamA small river; a large creek; a body of moving...
2Middle EnglishstreemAlternative form of strem
3Middle EnglishstremA waterbody; a region of the world containing...
4Old Englishstrēamcurrent; stream
5Proto-West Germanicstraumstream
6Proto-Germanicstraumazstream, current, river
7Proto-Indo-Europeansrowmosriver
8Proto-Indo-Europeansrew-to flow, stream
9Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together

via English main

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 “mainstream

Every word from Proto-Indo-European ser-