1
as in stubborn
sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion
an implacable judge who knew in his bones that the cover-up extended to the highest levels of government
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in relentless
showing no signs of slackening or yielding in one's purpose
an implacable dedication to the proposition that everyone is entitled to a quality education
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of implacable
In a recent book on the role of empathy in diplomacy, academic Claire Yorke defends the importance of actors trying, at least partially, to see the world through the eyes of even their most implacable opponents.
—
Kerry Brown, Time, 28 Nov. 2025
Here in this country, Republican opposition to public ownership remains implacable, at least in theory.
—John Cassidy, New Yorker, 10 Nov. 2025
Fernand, her own cousin, who is secretly in love with her; Danglars, an ambitious manipulator; and above all Héloïse de Villefort, the implacable wife of the town prosecutor.
—Melanie Goodfellow, Deadline, 14 Oct. 2025
After all, for more than 30 years, the two South Caucasus countries have been implacable adversaries.
—Thomas De Waal, Foreign Affairs, 22 Sep. 2025
See All Example Sentences for implacable
Kerry Brown, Time, 28 Nov. 2025
Here in this country, Republican opposition to public ownership remains implacable, at least in theory.
—John Cassidy, New Yorker, 10 Nov. 2025
Fernand, her own cousin, who is secretly in love with her; Danglars, an ambitious manipulator; and above all Héloïse de Villefort, the implacable wife of the town prosecutor.
—Melanie Goodfellow, Deadline, 14 Oct. 2025
After all, for more than 30 years, the two South Caucasus countries have been implacable adversaries.
—Thomas De Waal, Foreign Affairs, 22 Sep. 2025
See All Example Sentences for implacable
Recent Examples of Synonyms for implacable
Adjective
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Early connections should feel easier as affectionate Venus forms a supportive sextile with intense Pluto, encouraging us to handle stubborn issues with honest talks and practical teamwork.—
Tarot.com,
Hartford Courant,
10 Mar. 2026
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Spend less time focusing on prep and cleaning and more time focusing on the food with our favorite kitchen tools, which can make poached eggs in minutes, reseal bags of ingredients, open stubborn jars, and more.—
Caley Sturgill,
Southern Living,
10 Mar. 2026
Adjective
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So too is a work ethic peers often describe as relentless, paired with a preternatural optimism that keeps him pushing through setbacks.—
Douglas Robson,
Los Angeles Times,
9 Mar. 2026
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Mafe is a relentless, consistently productive edge rusher who averaged 49 pressures per season over the last three years.—
Andrew Callahan,
Boston Herald,
8 Mar. 2026
Adjective
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Even at that, Panthers coach Paul Maurice remains adamant all the trade rumors were blown out of proportion in the first place.—
Jordan McPherson,
Miami Herald,
13 Mar. 2026
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Berg is adamant that any kind of sleeper—we’re talking side sleepers, stomach sleepers, and back sleepers alike—would like this supportive style.—
Audrey Lee,
Architectural Digest,
12 Mar. 2026
Adjective
-
On homelessness, the view was grimmer.—
Los Angeles Times,
Los Angeles Times,
11 Mar. 2026
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Hence the grim determination with which Eva approaches the mission.—
David Rooney,
HollywoodReporter,
10 Mar. 2026
Adjective
-
Not all the time, not in a deeply debilitating way, but enough that his ongoing battle with right-knee tendinitis has become part of his tennis-playing identity — as much as his astute court acumen, steadfast competitiveness and Southern California charisma.—
Douglas Robson,
Los Angeles Times,
9 Mar. 2026
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Guardians, Clase want answers about his salary Whereas Ortiz’s counsel asked for the trial to be pushed to a later date, Clase’s camp has been steadfast that the trial remain in May.—
Zack Meisel,
New York Times,
7 Mar. 2026
Adjective
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Dengler endured endless torture and other miseries — escaping from prison was just the beginning of his ordeal in the jungle — but Bale plays him as a determined optimist, an indomitable spirit that cannot be crushed.—
Tim Grierson,
Vulture,
7 Mar. 2026
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We are both disciplined, determined and accomplished men.—
Abigail Van Buren,
Boston Herald,
7 Mar. 2026
Adjective
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Regular applications of organic neem oil spray can significantly reduce persistent pests and diseases.—
SJ McShane,
Martha Stewart,
10 Mar. 2026
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But the late-Baroque facade of the building conceals a special, darker history, one that reflects persistent political and legal problems for the bank thousands of miles away, in the US.—
Hugo Miller,
Bloomberg,
10 Mar. 2026
Cite this Entry
“Implacable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/implacable. Accessed 14 Mar. 2026.
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