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
But less planning may be needed for any Iranian response in cyberspace, and hacking operations can also be far below the threshold of war.
—
Sean Lyngaas, CNN Money, 24 June 2025
Cyber threats The Islamic Revolutionary Guard Corps’ cyber capabilities are formidable, and the U.S. considers Iran one of its four major adversaries in cyberspace along with China, North Korea and Russia.
—Nick Duffy, NBC news, 23 June 2025
If those machines are compromised, the results won’t be confined to cyberspace.
—Frank Jonas, Forbes.com, 13 June 2025
Ethan is told, more than once, that his plan to kill the Entity will also destroy cyberspace.
—Alison Willmore, Vulture, 23 May 2025
See All Example Sentences for cyberspace
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Sean Lyngaas, CNN Money, 24 June 2025
Cyber threats The Islamic Revolutionary Guard Corps’ cyber capabilities are formidable, and the U.S. considers Iran one of its four major adversaries in cyberspace along with China, North Korea and Russia.
—Nick Duffy, NBC news, 23 June 2025
If those machines are compromised, the results won’t be confined to cyberspace.
—Frank Jonas, Forbes.com, 13 June 2025
Ethan is told, more than once, that his plan to kill the Entity will also destroy cyberspace.
—Alison Willmore, Vulture, 23 May 2025
See All Example Sentences for cyberspace
Cite this Entry
“Cyberspace.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyberspace. Accessed 16 Jul. 2025.
Copy CitationKids Definition
cyberspace
noun
cy·ber·space
ˈsī-bər-ˌspās
: the online world of computer networks
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