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
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
Yet those assertions feel hollow for homeowners whose own, often extensive, mitigation spending is routinely ignored by insurance companies.
—
Carmen Balber, Rolling Stone, 17 Jan. 2025
The judge acknowledged that there was a possibility of some false accusations, but cited the government’s assertion that more than 40 women had made similar allegations.
—Debra Kamin, New York Times, 16 Jan. 2025
For Black creators, saying no is not just a rejection of misaligned opportunities but also an assertion of their value and boundaries.
—Lyric Christian, Essence, 16 Jan. 2025
Weiss, in the report, criticized the president's assertion.
—Lucien Bruggeman, ABC News, 13 Jan. 2025
See all Example Sentences for assertion 
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Carmen Balber, Rolling Stone, 17 Jan. 2025
The judge acknowledged that there was a possibility of some false accusations, but cited the government’s assertion that more than 40 women had made similar allegations.
—Debra Kamin, New York Times, 16 Jan. 2025
For Black creators, saying no is not just a rejection of misaligned opportunities but also an assertion of their value and boundaries.
—Lyric Christian, Essence, 16 Jan. 2025
Weiss, in the report, criticized the president's assertion.
—Lucien Bruggeman, ABC News, 13 Jan. 2025
See all Example Sentences for assertion
Dictionary Entries Near assertion
Cite this Entry
“Assertion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assertion. Accessed 24 Jan. 2025.
Copy CitationKids Definition
assertion
noun
as·ser·tion
ə-ˈsər-shən
a-
: the act of asserting
also
: something asserted : declaration
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