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
Relevance
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
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of implacable
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
The implacable formalism of much 1960s art strikes a different note beside such pieces.
—Jerry Saltz, Vulture, 19 Sep. 2025
On this score, the president is implacable.
—Ben Smith, semafor.com, 18 Sep. 2025
See All Example Sentences for implacable
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
The implacable formalism of much 1960s art strikes a different note beside such pieces.
—Jerry Saltz, Vulture, 19 Sep. 2025
On this score, the president is implacable.
—Ben Smith, semafor.com, 18 Sep. 2025
See All Example Sentences for implacable
Recent Examples of Synonyms for implacable
Adjective
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Experts warn that the stubborn metric has long-term implications for learning.—
Kate Armanini,
Chicago Tribune,
26 Jan. 2026
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Wait 10 minutes before washing for milder stains or up to a week for more severe or stubborn stains.—
Brandee Gruener,
Southern Living,
26 Jan. 2026
Adjective
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Gardner, who has impressed as a reserve recently with his relentless energy and aggressiveness, recorded 12 points on 4-of-5 shooting from the field, 1-of-2 shooting on threes and 3-of-5 shooting from the foul line, 11 rebounds and two steals in 23 minutes on Saturday.—
Anthony Chiang,
Miami Herald,
1 Feb. 2026
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Then Atre and his friends would retire to their desks and go to work, focused, enthralled, relentless — ten, twelve, fourteen hours without pause — applying their energies to their various start-ups and inventions and business ideas.—
Scott Eden,
Rolling Stone,
1 Feb. 2026
Adjective
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New York — Luigi Mangione will not face the death penalty for allegedly killing UnitedHealthcare CEO Brian Thompson in December 2024, a federal district judge ruled Friday, dealing a blow to US prosecutors who were adamant about pursuing the ultimate sentence.—
Kara Scannell,
CNN Money,
30 Jan. 2026
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DeSantis has been adamant that his administration broke no laws.—
Alexandra Glorioso,
Miami Herald,
29 Jan. 2026
Adjective
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Job prospects for 2026 are looking grim in many ways.—
Erik Sherman,
Forbes.com,
29 Jan. 2026
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Tempted but reluctant to fork out the money, Hana runs some tests on the drug, and finds — in what one hopes is just a grim horror-film twist — that its composition comes down pretty much entirely to human ashes.—
Guy Lodge,
Variety,
28 Jan. 2026
Adjective
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His madman approach seems to not be working, as the EU seems steadfast against him (while here at home, President Gordo’s madness is still very evident).—
Voice of the People,
New York Daily News,
24 Jan. 2026
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All the while we will be encouraged by our steadfast belief that the sacred garment that is our country needs us, its warp and weft threads.—
Scott Santarosa,
San Diego Union-Tribune,
23 Jan. 2026
Adjective
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It was later determined to have been a massive blood clot from a severe subchorionic hemorrhage — bleeding between the uterine wall and the chorionic membrane.—
Tereza Shkurtaj,
PEOPLE,
1 Feb. 2026
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But the case isn’t closed — and Latino UT students who have legal status are determined to ensure people recognize the consequence of the change.—
Lily Kepner,
Austin American Statesman,
1 Feb. 2026
Adjective
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One of the most persistent misconceptions Kapur wants to dismantle is the fear that AI will do our thinking for us.—
Rodger Dean Duncan,
Forbes.com,
27 Jan. 2026
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But the reaction is just as vast, and even more persistent, Angela was proud to tell me about Moon Palace’s place as a node in a larger community network.—
Literary Hub,
Literary Hub,
27 Jan. 2026
Cite this Entry
“Implacable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/implacable. Accessed 4 Feb. 2026.
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