Etymology Explorer › English

Where does “inoperative” come from?

Inoperative derives from Middle English in- prefixed to operative, with the in- prefix coming from Latin in- (not), itself from Latin in (in), ultimately traceable through Proto-Indo-European ne (not), oyd- (to go), en (in), and en (in).

inoperative (English): Not working or functioning; either idle or...

Definitions

  1. Not working or functioning; either idle or...

Ancestry of “inoperative”, step by step

StepLanguageWordMeaning
1EnglishoperativeEffectual or important; Functional, in working...
2Middle Englishoperative—
3Middle Frenchoperatif—
4Latinoperativuscreative, formative
5Latinoperō—
6LatinOpus—
7Ancient GreekὈποῦς—
8Ancient Greekὀπόςjuice, vegetable/plant juice; fig-juice
9Proto-Indo-Europeansokʷósjuice of plants
10Proto-Indo-Europeansekʷ-to follow; to see; to say

Words derived from “inoperative”

  • inoperativeness
Every word from Proto-Indo-European sekʷ- →