Where does “unprecedented” come from?

Unprecedented derives from English precedent, Latin unus and cedo, and Proto-Indo-European óynos, ano-, ne, and per-, tracing a sense development from "going before" or "not done before."

unprecedented (English): Never before seen, done, or experienced; without...

Definitions

  1. Never before seen, done, or experienced; without...

Ancestry of “unprecedented”, step by step

StepLanguageWordMeaning
1EnglishprecedentAn act in the past which may be used as an...
2Latinpraecēdēnspreceding
3Latinpraecēdōto precede (go before)
4Latinprae-before; in front; in charge
5Proto-Italicprai-pre-, before
6Proto-Indo-Europeanpreh₂-before, in front
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “unprecedented

Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-