fiber-optic

adjective

fi·​ber-op·​tic ˈfī-bər-ˌäp-tik How to pronounce fiber-optic (audio)
: of, relating to, or using fiber optics

Examples of fiber-optic in a Sentence

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.
While Russian forces do employ FPV and fiber-optic drones similar to those used by Ukraine, these platforms are largely disposable. Vikram Mittal, Forbes.com, 22 Jan. 2026 One of the rooms, the paper said, would sit directly alongside and only a few feet away from fiber-optic cables that carry millions of British people’s email traffic and financial data. Christian Edwards, CNN Money, 20 Jan. 2026 Opponents say the huge site sits too close to underground fiber-optic cables carrying sensitive financial information between London’s two main financial districts. Sylvia Hui, Los Angeles Times, 20 Jan. 2026 Controlling quantum light In classical fiber-optic networks, optical phase modulators are standard parts that encode information onto light by altering its phase at extremely high speeds. Georgina Jedikovska, Interesting Engineering, 20 Jan. 2026 See All Example Sentences for fiber-optic

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of fiber-optic was in 1961

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Cite this Entry

“Fiber-optic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fiber-optic. Accessed 26 Jan. 2026.

Kids Definition

fiber-optic

adjective
fi·​ber-op·​tic
ˈfī-bər-ˌäp-tik
: of or relating to fiber optics
Last Updated: - Updated example sentences
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