cyber

1 of 2

adjective

cy·​ber ˈsī-bər How to pronounce cyber (audio)
: of, relating to, or involving computers or computer networks (such as the Internet)
the cyber marketplace

cyber-

2 of 2

combining form

: computer : computer network
cyberspace

Examples of cyber in a Sentence

Recent Examples on the Web
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Adjective
The country also treats cyber awareness as a public responsibility, not just a government function. — Atharva Gosavi, Interesting Engineering, 30 June 2026 Iran especially has been known to use cyber information operations to try and destabilize its adversaries. — Larry Luxner, Sun Sentinel, 29 June 2026 The individuals said the restoration will help ensure the organizations can use the model for defensive cyber purposes. — Jared Perlo, NBC news, 27 June 2026 Earlier this month, the company released Fable 5 as the first public-facing version of its Mythos-class model, but with guardrails aimed at containing the full range of its cyber capabilities. — Josh Wingrove, Fortune, 27 June 2026 See All Example Sentences for cyber

Word History

Etymology

Adjective

cyber-

Combining form

cybernetic

First Known Use

Adjective

1992, in the meaning defined above

Time Traveler
The first known use of cyber was in 1992

Phrases Containing cyber

Rhymes for cyber

See All Rhymes for cyber

Browse Nearby Words

Cybele
cyber
cyber-
See all Nearby Words

Cite this Entry

“Cyber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyber. Accessed 10 Jul. 2026.

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Kids Definition

cyber

1 of 2 adjective
cy·​ber ˈsī-bər How to pronounce cyber (audio)
: relating to computers or computer networks

cyber-

2 of 2 combining form
: computer : computer network
cyberspace
Etymology

Combining form

cybernetic

Last Updated: - Updated example sentences
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