Where does “proto-” come from?

proto- (English) comes from Ancient Greek πρωτο-, from Ancient Greek πρῶτος, from Ancient Greek πρό, from Proto-Indo-European pró, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

proto- (English): first; most recent common ancestor of; Relating...

Definitions

  1. first; most recent common ancestor of; Relating...

Ancestry of “proto-”, step by step

StepLanguageWordMeaning
1Ancient Greekπρωτο-first, primary
2Ancient Greekπρῶτοςfirst; earliest; foremost, most prominent
3Ancient Greekπρόbefore; before, in front, forth, forward; before,...
4Proto-Indo-Europeanprótoward, leading to
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “proto-

Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pró