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assertion

[ uh-sur-shuhn ]
/ əˈsɜr ʃən /
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noun
a positive statement or declaration, often without support or reason: a mere assertion;an unwarranted assertion.
an act of asserting.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
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In the UK, COTTON CANDY is more commonly known as…
Rarely assertation .

Origin of assertion

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

OTHER WORDS FROM assertion

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use assertion in a sentence

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
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