Where does “protohalo” come from?

protohalo (English) comes from English proto, from English proto-, 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.

protohalo (English): The assemblage of material that coalesces to form...

Definitions

  1. The assemblage of material that coalesces to form...

Ancestry of “protohalo”, step by step

protohalo traces back through two separate lines of ancestry.

via English proto

StepLanguageWordMeaning
1EnglishprotoPrototypical; preceding the proper beginning of...
2Englishproto-first; most recent common ancestor of; Relating...
3Ancient Greekπρωτο-first, primary
4Ancient Greekπρῶτοςfirst; earliest; foremost, most prominent
5Ancient Greekπρόbefore; before, in front, forth, forward; before,...
6Proto-Indo-Europeanprótoward, leading to
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed

via English halo

StepLanguageWordMeaning
1EnglishhaloA circular band of coloured light, visible around...
2Latinhalōshalo (a circle around the sun or moon)
3Ancient Greekἅλωςthreshing floor; grain on the floor; disk
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pró