Where does “Rubicon” come from?

Rubicon comes from Latin Rubicon, derived from Latin rubeus and Latin ruber, both ultimately from Proto-Indo-European h₁rewdʰ-, a root meaning red.

Rubicon (English): Alternative letter-case form of rubicon

Definitions

  1. Alternative letter-case form of rubicon

Ancestry of “Rubicon”, step by step

Rubicon traces back through two separate lines of ancestry.

via Latin Rubicon

StepLanguageWordMeaning
1LatinRubiconthe Rubicon
2Latinrubeusred, reddish; of or pertaining to the bramble...
3Latinruberred approximately like red ochre (which had a traditional status among the Romans); red that was both common and dignified, somewhat associated with pigment
4Proto-Italicruðrosred
5Proto-Indo-Europeanh₁rudʰrósred
6Proto-Indo-Europeanh₁rewdʰ-red

via Latin Rubico

StepLanguageWordMeaning
1LatinRubico
Every word from Proto-Indo-European h₁rewdʰ-