cy·​ber | \ˈsī-bər \

Definition of cyber 

(Entry 1 of 2)

: of, relating to, or involving computers or computer networks (such as the Internet) the cyber marketplace

Definition of cyber- (Entry 2 of 2)

: computer : computer network cyberspace

Examples of cyber in a Sentence

Recent Examples on the Web: Adjective

The technology, which was originally designed for cyber warfare was repurposed to influence politics. Roxanne Adamiyatt, Town & Country, "Cambridge Analytica Targeted L.L. Bean and Wrangler Customers in the 2016 Presidential Election," 30 Nov. 2018 This nine-course bundle teaches you how to anticipate, thwart, and retaliate against a wide range of cyber attacks that can be launched against both private companies and government agencies. Popular Mechanics, "10 eLearning Bundles At Steep Black Friday Discounts," 22 Nov. 2018 And Northrop Grumman, which has increased its focus on cyber warfare and missile defense systems more recently, declined 1.3%. Adam Shell, USA TODAY, "Trump, Kim handshake, talk of peace sinks U.S. defense stocks," 12 June 2018 Ryan Collins of Lancaster, Pa., Edward Majercyzk, and Emilio Herrara, both of Chicago, have pleaded guilty to cyber crimes. Nicholas Rondinone,, "Connecticut Man Admits To Hacking Accounts Of Jennifer Lawrence, Others In 'Celebgate' Breach," 12 Apr. 2018 Instead, this week’s stories cover cyber romance, Y2K, and one of the year’s worst new TV shows. Adi Robertson, The Verge, "Men are from cyberspace: this week in tech, 20 years ago," 6 Oct. 2018 Enter Kendall Jenner, whose daily aesthetic fuses masculin-feminin street style with a sort of cyber polish. Steff Yotka, Vogue, "Remember the Name Olivia Oblanc: She’s Adidas Originals and Kendall Jenner’s Latest Collaborator," 6 Nov. 2018 Under federal and state law, this information is more than enough to warrant the opening of an investigation and suggests possible cyber crimes. Cyrus Farivar, Ars Technica, "With no evidence, Georgia’s top voting official accuses Dems of “cyberattack”," 5 Nov. 2018 Well, meet or just to have cyber relationships, maybe sometimes just cybersex. Eric Johnson, Recode, "Swiping on Tinder is addictive. That’s partly because it was inspired by an experiment that ‘turned pigeons into gamblers.’," 19 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cyber.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cyber


1992, in the meaning defined above

History and Etymology for cyber



Combining form


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Statistics for cyber

Last Updated

17 Dec 2018

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Time Traveler for cyber

The first known use of cyber was in 1992

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More Definitions for cyber

English Language Learners Definition of cyber-

: computer



Kids Definition of cyber-

: relating to computers or computer networks

More from Merriam-Webster on cyber

Britannica English: Translation of cyber for Arabic Speakers

Comments on cyber

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