Dictionary.com
Thesaurus.com
Synonyms

assertion

American  
[uh-sur-shuhn] / əˈsɜr ʃən /

noun

  1. a positive statement or declaration, often without support or reason.

    a mere assertion;

    an unwarranted assertion.

    Synonyms:
    allegation, contention, claim
  2. an act of asserting.


assertion British  
/ əˈsɜːʃən /

noun

  1. a positive statement, usually made without an attempt at furnishing evidence

  2. the act of asserting

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • assertional adjective
  • misassertion noun
  • nonassertion noun
  • overassertion noun
  • reassertion noun
  • superassertion noun

Etymology

Origin of assertion

1375–1425; late Middle English assercion < Latin assertiōn- (stem of assertiō ). See assert, -ion

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The family of Alejandro Carranza Medina, 42, who was killed on September 15, rejected assertions there were drugs on his vessel and said he was a fisherman doing his job on the open sea.

From Barron's

“That anticipation of higher refunds has become a key factor for many bullish assertions among investors,” said Steve Sosnick, chief strategist at Interactive Brokers.

From MarketWatch

Not so long ago, few Spaniards would have queried that assertion.

From BBC

His address - which lasted for more than an hour - contained a number of false assertions which BBC Verify has been looking at.

From BBC

But the US president's extraordinary assertion of US power on the world stage one year into his second term means Greenland will form the backdrop to the address.

From Barron's