cyberspace

noun

cy·​ber·​space ˈsī-bər-ˌspās 

: the online world of computer networks and especially the Internet

Examples of cyberspace in a Sentence

We send e-mails through cyberspace.

Recent Examples on the Web

There's no boosting your skill set IRL when cyberspace limits your refresh rate, or lag drags you to last place. — Kelsey Fogarty, PC Magazine, 7 July 2026

The men who signed that document could not have imagined artificial intelligence, quantum computing or cyberspace. — Emil Sayegh, Forbes.com, 4 July 2026

After four years at DARPA and more than a decade in cyberspace and hacking, Roelker was ready for a reset. — Eric Berger, ArsTechnica, 22 June 2026

Cultural anthropology ethnographic methods have provided a strong foundation for the study of digital cultures, or the ethnography of cyberspace, also referred to as netnography. — Paulo Nuno Vicenteall, Encyclopedia Britannica, 26 May 2026

Word History

First Known Use

1982, in the meaning defined above

Rhymes for cyberspace

• aerospace
• anatase
• anyplace
• commonplace
• database
• diabase
• diastase
• dnase
• elastase
• fireplace
• hyperspace
• interface

Kids Definition

cyberspace

noun

cy·​ber·​space ˈsī-bər-ˌspās 

: the online world of computer networks