false information that is spread, regardless of whether there is intent to mislead: In the chaotic hours after the earthquake, a lot of misinformation was reported in the news.

Origin of misinformation

First recorded in 1580–90; mis-1 + information



verb (used with object)

to give false or misleading information to.

Origin of misinform

First recorded in 1350–1400, misinform is from the Middle English word misenfourmen. See mis-1, inform1
Related formsmis·in·form·ant, mis·in·form·er, nounmis·in·form·a·tive, adjectivemis·in·for·ma·tion [mis-in-fer-mey-shuhn] /ˌmɪs ɪn fərˈmeɪ ʃən/, noun
Can be confuseddisinformation misinformation

Synonyms for misinform

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

Examples from the Web for misinformation

Contemporary Examples of misinformation

Historical Examples of misinformation

  • He could start by getting rid of some of his misinformation.


    Harry Harrison

  • Middlemen thrive of disinformation, misinformation and lack of information.

    After the Rain

    Sam Vaknin

  • Usually this opinion is wholly the result of misinformation and lack of experience.

  • Deception, disinformation, and misinformation would be applied massively.

    Shock and Awe

    Harlan K. Ullman

  • Even their attendants are supplied with this particular bit of misinformation.

    Lion Loose

    James H. Schmitz

British Dictionary definitions for misinformation



(tr) to give incorrect information to
Derived Formsmisinformant or misinformer, nounmisinformation (ˌmɪsɪnfəˈmeɪʃən), noun
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 misinformation

mid-15c., from mis- (1) + information.



late 14c.; see mis- (1) + inform. Related: Misinformed; misinforming.

Online Etymology Dictionary, © 2010 Douglas Harper