assertion

[ uh-sur-shuhn ]
/ əˈsɜr ʃən /

noun

a positive statement or declaration, often without support or reason: a mere assertion; an unwarranted assertion.
an act of asserting.

Origin of assertion

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

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for assertion

British Dictionary definitions for assertion

assertion

/ (əˈsɜːʃən) /

noun

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