assertion

assertion

noun

Definition of ASSERTION

1

a solemn and often public declaration of the truth or existence of something <the assertion that all men have certain unalienable rights is set forth in the Declaration of Independence>

Synonyms affirmation, assertion, asseveration, avouchment, avowal, claim, declaration, insistence, profession

Related Words allegation; announcement, proclamation, pronouncement; argument, justification, rationalization, reason; confirmation, reaffirmation, reconfirmation, vindication

Near Antonyms disclaimer; challenge, dispute, question; confutation, disproof, rebuttal, refutation; contradiction, denial, negation

Antonyms disavowal

2

an idea or opinion that is put forth in a discussion or debate <made the unlikely assertion that gravity affects light>

Synonyms argument, assertion, thesis

Related Words conjecture, guess, hunch, hypothesis, speculation, surmise, theory; proposal, proposition; assumption, presupposition, supposition; position, stand; case, explanation, rationale, reason