The definition of implacable is someone or something who cannot be calmed or made less angry.adjective
An example of implacable is a screaming child who won't listen to reason.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
- not placable; that cannot be appeased or pacified; relentless; inexorable
- Rare that cannot be eased, lessened, or allayed
Origin: Fr < L implacabilis
Used by arrangement with John Wiley & Sons, Inc.
Origin: Middle English, from Old French, from Latin implācābilis : in-, not; see in-1 + plācābilis, placable; see placable.
- im·placˌa·bilˈi·ty, im·placˈa·ble·ness noun
- im·placˈa·bly adverb