- a positive statement or declaration, often without support or reason: a mere assertion; an unwarranted assertion.
- an act of asserting.
Origin of assertion
SynonymsSee more synonyms for assertion on Thesaurus.com
Examples from the Web for assertion
She then concluded with the assertion that, “The story and the characters of Girl Online are mine.”Meet Zoella—The Newbie Author Whose Book Sales Topped J.K. Rowling
December 11, 2014
That assertion, given by Shore in a pre-trial deposition, would have been too prejudicial to present to the jury, the court ruled.Money, Murder, and Adoption: The Wild Trial of the Polo King
October 28, 2014
Using both my real name and a Wikipedia handle, I deleted the assertion from the article, only to watch it reappear.You Can Look It Up: The Wikipedia Story
October 19, 2014
Initially, some media outlets reported the police's assertion that the bombs were simply smoke grenades.Street Battle Against Cops Again in Ferguson Despite Midnight Curfew
August 17, 2014
Then there's the assertion that you should count stock and pension benefits.The Hypocrisy Behind The New York Times’s Abrupt Decapitation of Jill Abramson
May 18, 2014
But the older man would not permit the assertion to go uncontradicted.
Her assertion was disregarded as to the inability to change.
He put his whole will into the assertion of guilt, to batter down the man's resistance.
I'm inclined to question, furthermore, the assertion that these jewels were your mother's.The Black Bag
Louis Joseph Vance
Donald had killed a man in the assertion of the first law of nature—self-preservation.The Hunted Outlaw
- a positive statement, usually made without an attempt at furnishing evidence
- the act of asserting
Word Origin and History for assertion
early 15c., assercioun, from Middle French assertion (14c.) or directly from Late Latin assertionem (nominative assertio), noun of action from past participle stem of Latin asserere "claim rights over something, state, maintain, affirm," from ad- "to" (see ad-) + serere "join" (see series). By "joining oneself" to a particular view, one "claimed" or "maintained" it.