cyber

1 of 2

adjective

cy·​ber ˈsī-bər 

: 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

Adjective

The Cybersecurity Readiness Illusion Organizational confidence in cyber readiness surged in 2025. —James Hadley, Forbes.com, 23 Jan. 2026

Nike and Under Armour appear to be the latest high-profile targets for cyber attacks. —Vicki M. Young, Footwear News, 23 Jan. 2026

Downtime Is the New Loss Event The most consequential cyber risk facing enterprises today is no longer just data loss. —CBS News, 22 Jan. 2026

Accountants flagged economic pressure, cyber disruption, and geopolitical uncertainty as the top risk priorities, underscoring that risks are increasingly complex and interlinked. —Sheryl Estrada, Fortune, 20 Jan. 2026

Word History

Etymology

Adjective

cyber-

Combining form

cybernetic

First Known Use

Adjective

1992, in the meaning defined above

Phrases Containing cyber

• cyber defense
• cyber warfare

Rhymes for cyber

• fiber
• fibre
• prescriber
• subscriber
• transcriber

Kids Definition

cyber

1 of 2 adjective

cy·​ber ˈsī-bər 

: relating to computers or computer networks

cyber-

2 of 2 combining form

: computer : computer network

cyberspace

Etymology

Combining form

cybernetic