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

ASSERTION definition: 1. a statement that you strongly believe is true: 2. a statement that you strongly believe is…. Learn more.

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

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

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

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.

Look up assertion or assert in Wiktionary, the free dictionary.

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.

Aug 28, 2025 · Noun [edit] assertion (countable and uncountable, plural assertions) The act of asserting; positive declaration or averment. Something which is asserted; a declaration; a …

The meaning of ASSERT is to state or declare positively and often forcefully or aggressively. How to use assert in a sentence. Synonym Discussion of Assert.