cyberspace

noun

cy·​ber·​space ˈsī-bər-ˌspās How to pronounce cyberspace (audio)
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
China’s cyberspace agency also told companies such as Alibaba to halt orders for Nvidia’s RTX Pro 6000D, a workstation chip that can be repurposed for AI applications. Bloomberg, Mercury News, 8 Jan. 2026 Along with formidable descriptions of cyberspaces, the novel also explores the ever-shifting relationship between Girlie and her new boss, William—two equally repressed people who feel drawn to each other. The Atlantic, 4 Dec. 2025 America’s enemies are growing bolder and more sophisticated in cyberspace. Bloomberg Opinion, Twin Cities, 26 Nov. 2025 The campers swim in the animosity that drenches the airwaves and cyberspaces around them. Literary Hub, 21 Nov. 2025 See All Example Sentences for cyberspace

Word History

First Known Use

1982, in the meaning defined above

Time Traveler
The first known use of cyberspace was in 1982

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Cite this Entry

“Cyberspace.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyberspace. Accessed 11 Jan. 2026.

Kids Definition

cyberspace

noun
cy·​ber·​space ˈsī-bər-ˌspās How to pronounce cyberspace (audio)
: the online world of computer networks

More from Merriam-Webster on cyberspace

Last Updated: - Updated example sentences
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