verb (used with object), a·verred, a·ver·ring.

to assert or affirm with confidence; declare in a positive or peremptory manner.
Law. to allege as a fact.

Origin of aver

1350–1400; Middle English < Middle French averer < Medieval Latin advērāre, equivalent to ad- ad- + -vēr- (< Latin vērus true) + -ā- thematic vowel + -re infinitive suffix
Related formsmis·a·ver, verb (used with object), mis·a·verred, mis·a·ver·ring.pre·a·ver, verb (used with object), pre·a·verred, pre·a·ver·ring.un·a·verred, adjective

Synonym study

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

Examples from the Web for avers

Contemporary Examples of avers

  • Although di Giovanni had longed to be a mother, she was “not a very natural” one, she avers.

    The Daily Beast logo
    Of Love and War

    Penelope Rowlands

    October 25, 2011

Historical Examples of avers

  • The mice, he avers, enjoyed the pleasures of the chase with composure.

  • They look at it, but the third deguisé, who has it in charge, avers that it has just been sold to a gentleman.

    The Gypsies

    Charles G. Leland

  • I heard them both speak,' avers Mrs. Pratt, by way of settling the matter.

    Art in England

    Dutton Cook

  • I think you said that the Reverend Somebody-or-Other avers that they were a crypt?

    The Yellow Claw

    Sax Rohmer

  • However, he avers that the story of clairvoyance was current in the spring of 1429.

British Dictionary definitions for avers


verb avers, averring or averred (tr)

to state positively; assert
law to allege as a fact or prove to be true
Derived Formsaverment, noun

Word Origin for aver

C14: from Old French averer, from Medieval Latin advērāre, from Latin vērus true
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

Word Origin and History for avers



late 14c., from Old French averer "verify," from Vulgar Latin *adverare "make true, prove to be true," from Latin ad- "to" (see ad-) + verus "true" (see very). Related: Averred; averring.

Online Etymology Dictionary, © 2010 Douglas Harper