The meaning of ASSERTION is the act of asserting or something that is asserted. How to use assertion in a sentence.

Assertion definition: a positive statement or declaration, often without support or reason.. See examples of ASSERTION used in a sentence.

assertion (əˈsɜːʃən) n 1. a positive statement, usually made without an attempt at furnishing evidence 2. the act of asserting

It's an assertion of fact about what we think, and about the nature of our society.

2 meanings: 1. a positive statement, usually made without an attempt at furnishing evidence 2. the act of asserting.... Click for more definitions.

There are five meanings listed in OED's entry for the noun assertion, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

as•ser•tion (ə sûr′ shən), n. a positive statement or declaration, often without support or reason: a mere assertion; an unwarranted assertion. an act of asserting.

Sep 13, 2025 · From Middle French assertion, [1] from Latin assertio. assertion (countable and uncountable, plural assertions) The act of asserting; positive declaration or averment. You're a …

An assertion is a declaration that's made emphatically, especially as part of an argument or as if it's to be understood as a statement of fact.

Synonyms for ASSERTION: declaration, claim, insistence, allegation, announcement, affirmation, proclamation, argument; Antonyms of ASSERTION: question, dispute, disavowal, disclaimer, …