# impacable

> English word · Adjective

## Definitions
1. implacable (unable to be appeased)

## Etymology
From Latin im- (“not”) + pacare (“to quiet”). See pacate.

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