as in adamant
sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion
the adamantine opposition of his parents to his marriage to a girl from a poor family
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of adamantine
Still, Naz, whose solitary ways confuse his family, very much wishes that Aziza wasn’t meeting his adamantine mother, Claudine (LaTanya Richardson Jackson), or his famous father, or his ex-state-senator older brother, Junior (Glenn Davis), recently incarcerated for embezzling campaign funds.
—
Helen Shaw, The New Yorker, 20 Mar. 2025
Image My first collision with the adamantine wall of Vivamayr house rules coincided with my arrival.
—Caity Weaver, New York Times, 25 Jan. 2025
Although Bush and Obama both flirted with what was once called entitlement reform, Trump and Biden now present themselves as adamantine defenders of Social Security and Medicare, each accusing the other of secretly aiming to cut those programs.
—Matthew Karp, Harper's Magazine, 2 Oct. 2024
This view is much in vogue today, casting China not as a country that responds to pressure and incentives but as an adamantine force incapable of reacting to external stimuli.
—Julian Gewirtz, Foreign Affairs, 13 Oct. 2020
This poor little deer had to be sacrificed by your adamantine reviewer to show you how the new tool works.
—PCMAG, 30 May 2024
At the Guggenheim Bilbao, at Glenstone, at SF MoMA and in St. Louis — in so many places around the world — Serra’s adamantine sculptures act on you.
—Sebastian Smee, Washington Post, 27 Mar. 2024
She is known for her aphoristic precision and intense, adamantine paragraphs.
—Matthew Gavin Frank, Harper's Magazine, 21 Feb. 2022
So contrary to what Gordon suggests, effective teaching, as Weber saw it, involves much more than pitting students’ opinions against adamantine facts.
—Peter E. Gordon, The New York Review of Books, 19 Nov. 2020
Helen Shaw, The New Yorker, 20 Mar. 2025
Image My first collision with the adamantine wall of Vivamayr house rules coincided with my arrival.
—Caity Weaver, New York Times, 25 Jan. 2025
Although Bush and Obama both flirted with what was once called entitlement reform, Trump and Biden now present themselves as adamantine defenders of Social Security and Medicare, each accusing the other of secretly aiming to cut those programs.
—Matthew Karp, Harper's Magazine, 2 Oct. 2024
This view is much in vogue today, casting China not as a country that responds to pressure and incentives but as an adamantine force incapable of reacting to external stimuli.
—Julian Gewirtz, Foreign Affairs, 13 Oct. 2020
This poor little deer had to be sacrificed by your adamantine reviewer to show you how the new tool works.
—PCMAG, 30 May 2024
At the Guggenheim Bilbao, at Glenstone, at SF MoMA and in St. Louis — in so many places around the world — Serra’s adamantine sculptures act on you.
—Sebastian Smee, Washington Post, 27 Mar. 2024
She is known for her aphoristic precision and intense, adamantine paragraphs.
—Matthew Gavin Frank, Harper's Magazine, 21 Feb. 2022
So contrary to what Gordon suggests, effective teaching, as Weber saw it, involves much more than pitting students’ opinions against adamantine facts.
—Peter E. Gordon, The New York Review of Books, 19 Nov. 2020
Recent Examples of Synonyms for adamantine
Adjective
-
But Galkin is adamant that because their focus was always the victims, Kohberger’s plea deal only changed one thing.—
Hunter Ingram,
Variety,
11 July 2025
-
The call came on what was the hottest day of the year in the U.K., but staff were adamant Moo needed picking up, much to Ford's mild annoyance.—
Jack Beresford,
MSNBC Newsweek,
8 July 2025
Adjective
-
But earth sign parents can also lean toward being stubborn and strict, which may cause friction during a stand off or while navigating discipline or tough conversations.—
Kara Nesvig,
Parents,
15 July 2025
-
If using for very stubborn stains, use Oxy Bleach powder, which will be gentler and less destructive.—
Daley Quinn,
Southern Living,
14 July 2025
Adjective
-
But Rosary’s goals and its place in the community have remained steadfast, school leadership says.—
Molly Morrow,
Chicago Tribune,
7 July 2025
-
Accessibility and Sustainability Environmental care is one of Bitter End’s most steadfast values.—
Lydia Price,
Travel + Leisure,
6 July 2025
Cite this Entry
“Adamantine.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/adamantine. Accessed 19 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share