1
as in declaration
a solemn and often public declaration of the truth or existence of something
the assertion that all men have certain unalienable rights is set forth in the Declaration of Independence
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in argument
an idea or opinion that is put forth in a discussion or debate
made the unlikely assertion that gravity affects light
Synonyms & Similar Words
Example Sentences
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Recent Examples of assertion
Leading up to the original filing deadline, Baird publicly clashed with LeVota, challenging the interim county executive’s assertion that the race lacked qualified candidates.
—
Kansas City Star, 28 Apr. 2026
But certainly nothing may have damaged their trust more than the steadfast assertions that the COVID vaccines were able to stop infection and transmission.
—Ian Miller Outkick, FOXNews.com, 27 Apr. 2026
Now, those assertions and debates are pretty much a thing of the past.
—Lucía Tejo, Glamour, 26 Apr. 2026
But that document raised serious questions about recent assertions made by the city in a related lawsuit.
—Alex Riggins, San Diego Union-Tribune, 24 Apr. 2026
See All Example Sentences for assertion
Kansas City Star, 28 Apr. 2026
But certainly nothing may have damaged their trust more than the steadfast assertions that the COVID vaccines were able to stop infection and transmission.
—Ian Miller Outkick, FOXNews.com, 27 Apr. 2026
Now, those assertions and debates are pretty much a thing of the past.
—Lucía Tejo, Glamour, 26 Apr. 2026
But that document raised serious questions about recent assertions made by the city in a related lawsuit.
—Alex Riggins, San Diego Union-Tribune, 24 Apr. 2026
See All Example Sentences for assertion
Recent Examples of Synonyms for assertion
Noun
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That same day, Plotkin-Wolff filed a declaration by San Diego police Capt.—
Alex Riggins,
San Diego Union-Tribune,
24 Apr. 2026
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These proposals influenced numerous other declarations and treaties, including Europe’s Copyright for Creativity, the Access to Knowledge Treaty, and the World Intellectual Property Organization’s Development Agenda.—
Encyclopedia Britannica,
Encyclopedia Britannica,
24 Apr. 2026
Noun
-
The defendant got into some sort of argument with Velasquez, who was sitting on a stool outside the store, before the deadly conflict.—
City News Service,
Oc Register,
25 Apr. 2026
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As the argument continued, Alexander and his 62-year-old father, in turn, urinated on his neighbor’s yard in apparent retaliation for the dog’s actions, prosecutors say.—
Kerry Burke,
New York Daily News,
25 Apr. 2026
Noun
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The numbers also highlight how Safonov is making cross claims or sweeping outside his box more than twice the rate Chevalier is, although the Frenchman is more adept with his feet, playing more passes, completing a higher rate.—
Tom Burrows,
New York Times,
27 Apr. 2026
-
Lead with calm confidence, but keep your claims grounded.—
Tarot.com,
Hartford Courant,
26 Apr. 2026
Noun
-
The Hawks’ loss to the Edmonton Oilers on April 2 eliminated them from playoff contention with six games to go.—
Kalen Lumpkins,
Chicago Tribune,
28 Apr. 2026
-
His age looms as a ticking clock for Detroit’s contention timeline, and that’s something to keep in mind in the big picture.—
Max Bultman,
New York Times,
27 Apr. 2026
Noun
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Last year was the deadliest for civilians since 2022, the start of the full-scale war, with more than 2,500 fatalities, up thirty-one per cent from the previous year, despite Moscow’s insistence that the Russian Army does not target civilians.—
Lizzie Johnson,
New Yorker,
25 Apr. 2026
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Whether with firearms and blades, fists and feet or behind the wheel, her work is made more visceral by the insistence on doing her own stunts whenever possible.—
David Rooney,
HollywoodReporter,
23 Apr. 2026
Noun
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To test their hypothesis, researchers transplanted a second heart into mice.—
O. Rose Broderick,
STAT,
24 Apr. 2026
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Our goal was to better test the hypothesis of an inborn gender difference in attention to, or interest in, other people.—
Lise Eliot,
The Conversation,
20 Apr. 2026
Noun
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Documents show both deputies received Skelly conferences — pre-disciplinary hearings afforded to public employees who choose to rebut misconduct allegations.—
Kelly Davis,
San Diego Union-Tribune,
26 Apr. 2026
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But Variety and The Hollywood Reporter have both reported that the film's producers believe some cut footage could still be used, so presumably not all of the material was related to the abuse allegations.—
Brendan Morrow,
USA Today,
25 Apr. 2026
Cite this Entry
“Assertion.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assertion. Accessed 1 May. 2026.
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