assertion

noun

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as·ser·tion | \ ə-ˈsər-shən

, a- \

Definition of assertion

: the act of asserting or something that is asserted: such as

a : insistent and positive affirming, maintaining, or defending (as of a right or attribute) an assertion of ownership/innocence

b : a declaration that something is the case He presented no evidence to support his assertions.

Synonyms & Antonyms Example Sentences Learn More about assertion

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Examples of assertion in a Sentence

the assertion that all men have certain unalienable rights is set forth in the Declaration of Independence made the unlikely assertion that gravity affects light

Recent Examples on the Web The price collapse in 2015 and BRI imperatives fueled consolidation of equity interests with assertion of central control in some cases. — Baker Institute, Forbes, "Chinese Firms Position For An Energy Transition Copper Supercycle," 5 Apr. 2021 With this assertion that unions created the American middle class, the political and social goals of the Biden administration come into focus. — Daniel Henninger, WSJ, "Joe Biden, Which Side Are You On?," 31 Mar. 2021 The scientific evidence for this assertion is more complicated, but there is a rich cultural history of associating testosterone with everything that is strength and sport. — Masha Gessen, The New Yorker, "The Movement to Exclude Trans Girls from Sports," 27 Mar. 2021 Much of the public support for Prohibition grew out of a desire for national unity and discipline, but then disobedience of Prohibition morphed into its own kind of American mythology, an assertion of one’s self-determination in defiance of the law. — Esther Mobley, San Francisco Chronicle, "Pandemic drinking shows America's all-or-nothing attitude toward alcohol: binge or be sober," 17 Mar. 2021 Ticolat denied this assertion, but Marinello was adamant. — May Jeong, Town & Country, "Inside the Art Scandal that Rocked European Society," 24 Jan. 2021 The backlash over this assertion coincides with the Democratic push to impeach Trump over his role in inciting the mob that breached the Capitol last week, a legislative effort several senior House Republicans have joined. — Washington Post, "Facing backlash, Lana Del Rey continues to defend her comments on Trump and race," 13 Jan. 2021 This argument was always a stretch, and our analysis found several studies that disproved this assertion by clearly showing a causal effect. — Deborah Korenstein, STAT, "Drug companies’ payments and gifts affect physicians’ prescribing. It’s time to turn off the spigot," 4 Dec. 2020 There was no evidence to support this assertion three short weeks ago. — David Moore, Dallas News, "In a close loss to the undefeated Steelers, the Cowboys may have found their path to victory," 9 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'assertion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.