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 Bush administration deploys a cyber weapon called Stuxnet that sabotages the computers Iran uses in its nuclear program while making users believe everything is running as usual. —Erin Mansfield, USA Today, 26 June 2025

But that could change if the ceasefire between Iran and Israel collapses or if independent hacking groups supporting Iran make good on promises to wage their own digital conflict against the U.S., analysts and cyber experts say. —Arkansas Online, 26 June 2025

Months ago, as ABC News has previously reported, the FBI directed agents from around the country, many of them working on counterterrorism and cyber issues, to focus instead on helping DHS conduct immigration enforcement operations. —Bill Hutchinson, ABC News, 25 June 2025

Last April, the U.S. sanctioned two Iranian companies and several individuals for allegedly working with the cyber unit of the Iranian Islamic Revolutionary Guard Corps to launch phishing and malware attacks on American organizations. —Andrew Nusca, Fortune, 25 June 2025

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