adjective \(ˌ)im-ˈpla-kə-bəl, -ˈplā-\

: opposed to someone or something in a very angry or determined way that cannot be changed

Full Definition of IMPLACABLE

:  not placable :  not capable of being appeased, significantly changed, or mitigated <an implacable enemy>
im·pla·ca·bil·i·ty \-ˌpla-kə-ˈbi-lə-tē, -ˌplā-\ noun
im·pla·ca·bly \-ˈpla-kə-blē, -ˈplā-\ adverb

Examples of IMPLACABLE

  1. He has an implacable hatred for his political opponents.
  2. <an implacable judge who knew in his bones that the cover-up extended to the highest levels of government>


Middle English, from Latin implacabilis, from in- + placabilis placable
First Known Use: 15th century


Next Word in the Dictionary: implacement
Previous Word in the Dictionary: impl
All Words Near: implacable

Seen & Heard

What made you want to look up implacable? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More