Etymology Explorer › English

Where does “once” come from?

Once comes from Middle English ones, from Old English ānes, the genitive singular of Old English ān, from Proto-Germanic ainaz, from Proto-Indo-European óynos, meaning one.

once (English): One and only one time; Formerly; during some...

Definitions

  1. One and only one time; Formerly; during some...

Ancestry of “once”, step by step

StepLanguageWordMeaning
1Middle Englishonesonce
2Old Englishānesof one; once
3Old Englishǣnes—
4Old English-espossessive marker, indicating that an object...
5Proto-Germanic-as—
6Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
7Proto-Indo-European-ess—
8Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

Words derived from “once”

  • oncer
  • onceness
Every word from Proto-Indo-European -os →