9 Grammatical Pitfalls


[uh-surt] /əˈsɜrt/
verb (used with object)
to state with assurance, confidence, or force; state strongly or positively; affirm; aver:
He asserted his innocence of the crime.
to maintain or defend (claims, rights, etc.).
to state as having existence; affirm; postulate:
to assert a first cause as necessary.
assert oneself, to insist on one's rights, declare one's views forcefully, etc.:
The candidate finally asserted himself about property taxes.
Origin of assert
1595-1605; < Latin assertus joined to, defended, claimed (past participle of asserere), equivalent to as- as- + ser- (see series) + -tus past participle suffix
Related forms
asserter, assertor, noun
assertible, adjective
misassert, verb (used with object)
overassert, verb (used with object)
preassert, verb (used with object)
reassert, verb (used with object)
1. asseverate, avow, maintain. See declare. 2. uphold, support. See maintain.
1. deny. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for assert
  • Yet, it will not be as potent if the attorney is diligent in asserting his client's defenses and objections.
  • Undocumented workers are easy prey for exploitation and unable to assert their rights.
  • Reports began to hint, then baldly assert, that technology caused the violence.
  • Between the ages of six months and a year, a child's natural preference begins to assert itself.
  • I've never experienced it personally but I would be foolish to assert that it never happens.
  • They assert the congressional report is off-base.
  • Some assert that merely bolstering campus security misses the point.
  • Writers not familiar with the literature often make assumptions about it and confidently assert them.
  • There are those who assert that the sense of smell in a cat is not highly developed.
  • For this reason I assert that the robot perceives more accurately than man.
British Dictionary definitions for assert


verb (transitive)
to insist upon (rights, claims, etc)
(may take a clause as object) to state to be true; declare categorically
to put (oneself) forward in an insistent manner
Derived Forms
asserter, assertor, noun
assertible, adjective
Word Origin
C17: from Latin asserere to join to oneself, from serere to join
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
Cite This Source
Word Origin and History for assert

c.1600, "declare," from Latin assertus, past participle of asserere "claim, maintain, affirm" (see assertion). Related: Asserted; asserting. To assert oneself "stand up for one's rights" is recorded from 1879.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for assert

Most English speakers likely know this word

Word Value for assert

Scrabble Words With Friends

Quotes with assert