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
It is expected to be the most consequential review since the fall of the Soviet Union in the early 1990s, and make a series of recommendations for the U.K. to deal with the new threat environment, both on the military front and in cyberspace.
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Arkansas Online, 2 June 2025
In space and cyberspace, these domains of warfare demand strategic guidance from senior leaders with direct access to the highest levels of U.S. command.
—David A. Deptula, Forbes.com, 13 May 2025
As Angela Bassett’s President Sloane explains, The Entity is so fully entrenched in cyberspace by now that destroying it would also take down the web.
—James Grebey, Vulture, 23 May 2025
Grace, an expert pickpocket, removes the thumb drive at the exact millisecond the Entity is trapped inside, allowing for the artificial intelligence's capture without triggering a nuclear war or destruction of cyberspace across Earth.
—Tommy McArdle, People.com, 23 May 2025
See All Example Sentences for cyberspace
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Arkansas Online, 2 June 2025
In space and cyberspace, these domains of warfare demand strategic guidance from senior leaders with direct access to the highest levels of U.S. command.
—David A. Deptula, Forbes.com, 13 May 2025
As Angela Bassett’s President Sloane explains, The Entity is so fully entrenched in cyberspace by now that destroying it would also take down the web.
—James Grebey, Vulture, 23 May 2025
Grace, an expert pickpocket, removes the thumb drive at the exact millisecond the Entity is trapped inside, allowing for the artificial intelligence's capture without triggering a nuclear war or destruction of cyberspace across Earth.
—Tommy McArdle, People.com, 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 12 Jun. 2025.
Copy CitationKids Definition
cyberspace
noun
cy·ber·space
ˈsī-bər-ˌspās
: the online world of computer networks
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