Where does “aqua regia” come from?

aqua regia (Latin) comes from Latin regia, from Latin regius, from Latin rēx, from Proto-Italic rēks, from Proto-Indo-European h₃rḗǵs, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

aqua regia (Latin): aqua regia

Definitions

  1. aqua regia

Ancestry of “aqua regia”, step by step

aqua regia traces back through two separate lines of ancestry.

via Latin regia

StepLanguageWordMeaning
1LatinregiaA royal palace, castle, fortress, residence;...
2LatinregiusOf or pertaining to a king; kingly, regal, royal;...
3Latinrēxking, ruler
4Proto-Italicrēksking
5Proto-Indo-Europeanh₃rḗǵsking, ruler
6Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

via Latin aqua

StepLanguageWordMeaning
1Latinaquawater
2Proto-Italicakʷāwater
3Proto-Indo-Europeanh₂ekʷeh₂water, flowing water

Words derived from “aqua regia

Every word from Proto-Indo-European h₃reǵ-Every word from Proto-Indo-European h₃rḗǵsEvery word from Proto-Italic rēks