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Synonyms

disbelieve

American  
[dis-bi-leev] / ˌdɪs bɪˈliv /

verb (used with object)

disbelieved, disbelieving
  1. to have no belief in; refuse or reject belief in.

    to disbelieve reports of UFO sightings.


verb (used without object)

disbelieved, disbelieving
  1. to refuse or reject belief; have no belief.

disbelieve British  
/ ˌdɪsbɪˈliːv /

verb

  1. (tr) to reject as false or lying; refuse to accept as true or truthful

  2. to have no faith (in)

    disbelieve in God

"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

Other Word Forms

  • disbeliever noun
  • disbelieving adjective
  • disbelievingly adverb

Etymology

Origin of disbelieve

First recorded in 1635–45; dis- 1 + believe

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He said he believed the boy was genuinely concerned about the knife, and agreed he had "no reason to disbelieve him".

From BBC • Jul. 2, 2025

Few of the now grown-up McMartin children have spoken publicly, but some have described the pressure to fabricate stories or disbelieve innocent memories in favor of traumatic ones.

From Los Angeles Times • Jul. 17, 2024

When truth is stranger than fiction, it is often easier to disbelieve, at least until the facts make it impossible to ignore reality.

From Salon • Jan. 24, 2024

Mr. Johnston said, “You cannot disbelieve the resurrection based on the historical accounts that we have. It is so well attested.”

From Washington Times • Apr. 6, 2023

“All I ask, all I ask, is some small minimum of trust, just a little bit of sympathy for all I am trying to do, and instead you disbelieve, you scoff, you mock and jeer.”

From "The Haunting of Hill House" by Shirley Jackson