Where does “Crux” come from?

Crux comes from Latin crux, traced through Proto-Indo-European (s)ker- and ultimately to Proto-Indo-European sek-, meaning to cut or separate.

Crux (English): A distinctive winter constellation of the southern sky, shaped like a cross. It appears in the flags of several countries in Oceania

Definitions

  1. A distinctive winter constellation of the southern sky, shaped like a cross. It appears in the flags of several countries in Oceania

Ancestry of “Crux”, step by step

StepLanguageWordMeaning
1Latincruxwooden frame on which criminals were crucified,...
2Proto-Italic*kruks—
3Proto-Indo-Europeansḱer-to caw, crow

Words derived from “Crux”

Every word from Proto-Indo-European sḱer- →Every word from Proto-Italic *kruks →Every word from Latin crux →