Where does “proto-chromium” come from?

proto-chromium (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.

proto-chromium (English): The proto-metal form of chromium

Definitions

  1. The proto-metal form of chromium

Ancestry of “proto-chromium”, step by step

proto-chromium 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 chromium

StepLanguageWordMeaning
1EnglishchromiumA chemical element with an atomic number of 24:...
2Frenchchromium
3New Latinchrōmium
4Frenchchromechromium
5Ancient Greekχρῶμαskin (esp. the human body)
6Proto-Indo-Europeangʰreuto grind, rub
Every word from Proto-Indo-European pr̥tós