# defeasible

> English word · Adjective · IPA [dɪˈfiːzɪbəɫ]

## Definitions
1. Capable of being defeated, terminated, annulled, voided or invalidated.

## Etymology
Back-formation from defeasance + -ible, from Anglo-Norman defesaunce, Old French desfaisance, a deverbal noun from desfaire (“to undo”) (Modern French défaire), from des- (“un-, apart”) + fere, faire (“to do”) + -able, reflecting Latin dis- + facere + -ābilis. Near-doublet of defeatable.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/defeasible