Meaning & use
implacable
Last updated
Unable to be calmed, satisfied, or changed; relentlessly hostile or determined.
See it in a sentence
The detective pursued the case with implacable determination.
She faced an implacable opponent who refused every compromise.
A note on using this word
Usually describes hostility, determination, or opposition that cannot be softened or reasoned with.
Words with a similar meaning
relentlessunyielding
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
forgivingflexible
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