What do a.m. and p.m. stand for?


[kon-truh-vurt, kon-truh-vurt] /ˈkɒn trəˌvɜrt, ˌkɒn trəˈvɜrt/
verb (used with object)
to argue against; dispute; deny; oppose.
to argue about; debate; discuss.
Origin of controvert
1600-10; alteration of earlier controverse (< Latin contrōversus; see controversy) with -vert from advert1, convert1, etc.
Related forms
controverter, controvertist, noun
controvertible, adjective
controvertibly, adverb
uncontroverted, adjective
uncontrovertedly, adverb
uncontrovertible, adjective
uncontrovertibly, adverb
Can be confused
contravene, controvert.
1. refute, rebut. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for controvert
  • The defendant shall have the right to hear and controvert this evidence and to offer evidence in his support.
  • Failure to deny or controvert any particular allegation will be deemed an admission thereof.
British Dictionary definitions for controvert


/ˈkɒntrəˌvɜːt; ˌkɒntrəˈvɜːt/
verb (transitive)
to deny, refute, or oppose (some argument or opinion)
to argue or wrangle about
Derived Forms
controverter, noun
controvertible, adjective
controvertibly, adverb
Word Origin
C17: from Latin contrōversus; see controversy
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 controvert

c.1600, probably a back-formation from controversy. Related: Controverted; controverting; controvertible.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for controvert

Few English speakers likely know this word

Word Value for controvert

Scrabble Words With Friends