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

As autonomous systems become more deeply embedded in operations, emergent behavior will create a new class of cyber risk. —Allie Garfinkle, Fortune, 8 Jan. 2026

Despite the late-year downturn, both companies are cyber leaders with comprehensive platform strategies. —Zev Fima, CNBC, 7 Jan. 2026

Coveware, a company that helps clients respond to cyber extortion incidents, reports the average ransom payment made by victims of cyberattacks has been falling. —Suzanne King, Kansas City Star, 6 Jan. 2026

The leading magazine on cyber security, Wired, was hacked in December. —Dave Lieber, Dallas Morning News, 1 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