assertion

noun

as·​ser·​tion ə-ˈsər-shən 

a-

: 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

• affirmation
• asseveration
• avouchment
• avowal
• claim
• declaration
• insistence
• profession
• protestation

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

Fourth, the defendants could assert that some of Hamby’s assertions fail to describe unlawful facts or injuries the law ought to protect. —Michael McCann, Sportico.com, 19 Aug. 2024

Last month, another employee, Sean C. Tyler, accused Feldstein Soto of reading employees’ emails without their knowledge — an assertion her office also disputed. —David Zahniser, Los Angeles Times, 17 Aug. 2024

The intrigue: The mainstream media industry is already fighting assertions of bias. —Sara Fischer, Axios, 13 Aug. 2024

However, the letter sent to families on Friday, Aug. 9 does not make that assertion. —Abigail Adams, Peoplemag, 13 Aug. 2024

Word History

Etymology

see assert

First Known Use

15th century, in the meaning defined above

Phrases Containing assertion

• self-assertion

Kids Definition

assertion

noun

as·​ser·​tion ə-ˈsər-shən 

a-

: the act of asserting

also : something asserted : declaration