Where does “arcus” come from?

arcus (Latin) comes from Latin solium, from Proto-Indo-European sodyom, from Proto-Indo-European sḗd- — to sit.

arcus (Latin): arc, arch; bow; rainbow

Definitions

  1. arc, arch; bow; rainbow

Ancestry of “arcus”, step by step

arcus traces back through 3 separate lines of ancestry.

via Latin solium

StepLanguageWordMeaning
1Latinsoliumseat, chair; throne, chair of state, official...
2Proto-Indo-Europeansodyom
3Proto-Indo-Europeansḗd-to sit

via Proto-Indo-European h₂érkʷo-

StepLanguageWordMeaning
1Proto-Indo-Europeanh₂érkʷo-bow, arrow

via Proto-Italic *arkuos

StepLanguageWordMeaning
1Proto-Italic*arkuos

Words derived from “arcus

Every word from Proto-Indo-European sḗd-