Where does “arbitrary” come from?

Arbitrary comes from Latin arbitrarius, derived from arbiter, meaning one who has the power to decide or judge.

arbitrary (English): Based on individual discretion or judgment; not...

Definitions

  1. Based on individual discretion or judgment; not...

Ancestry of “arbitrary”, step by step

arbitrary traces back through two separate lines of ancestry.

via French arbitraire

StepLanguageWordMeaning
1Frencharbitrairearbitrary
2Italianarbitrarioarbitrary
3Latinarbitrariusarbitrating; arbitrary
4Latin-āriuser
5Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)

via Middle English arbitrarie

StepLanguageWordMeaning
1Middle Englisharbitrarie

Words derived from “arbitrary

Every word from Proto-Italic *-āzios