implacable

== English == === Etymology === From Middle English implācāble (“immitigable, unappeasable”) from Old French implacable (“harsh, unrelenting; implacable”) (modern French implacable), from Latin implācābilis (“unappeasable, implacable; irreconcilable”), from im- (variant of in- (prefix meaning ‘not’)) + plācābilis (“placable; appeasing, moderating, pacifying, propitiating; acceptable”) (from plācō (“to assuage, pacify, placate; to appease; to reconcile”) + -bilis (suffix forming adjectives indicating a capacity or worth of being acted upon)). === Pronunciation === (Received Pronunciation) IPA(key): /ɪmˈplækəb(ə)l/, /-ˈpleɪ-/ (General American) IPA(key): /ɪmˈplækəbəl/ Hyphenation: im‧pla‧ca‧ble === Adjective === implacable (comparative more implacable, superlative most implacable) Not able to be placated or appeased. Synonyms: (obsolete) impacable, irreconcilable, unassuageable, (obsolete) unplacable, unpleasable Antonyms: appeasable, assuageable, pacable, pacifiable, placable Impossible to prevent or stop; inexorable, unrelenting, unstoppable. Synonyms: relentless, unremitting, unyielding Adamant; immovable. ==== Derived terms ==== implacability implacableness implacably ==== Related terms ==== ==== Translations ==== === References === == Catalan == === Etymology === Borrowed from Latin implācābilis. === Pronunciation === IPA(key): (Central, Balearic) [im.pləˈkab.blə] IPA(key): (Valencia) [im.plaˈka.ble] === Adjective === implacable m or f (masculine and feminine plural implacables) implacable (not able to be placated or appeased) ==== Derived terms ==== implacablement ==== Related terms ==== implacabilitat === Further reading === “implacable”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007 == French == === Etymology === From Latin implācābilis. === Pronunciation === IPA(key): /ɛ̃.pla.kabl/ === Adjective === implacable (plural implacables) implacable, harsh, unrelenting ==== Derived terms ==== implacabilité implacablement === Further reading === “implacable”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012 == Spanish == === Etymology === From Latin implācābilis. === Pronunciation === IPA(key): /implaˈkable/ [ĩm.plaˈka.β̞le] Rhymes: -able Syllabification: im‧pla‧ca‧ble === Adjective === implacable m or f (masculine and feminine plural implacables) implacable harsh Synonym: riguroso unrelenting Synonym: furioso ==== Derived terms ==== ==== Related terms ==== === Further reading === “implacable”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025