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
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Morgan Stanley predicts the space economy could surpass $1 trillion by 2040, and while industries from semiconductors to fiber-optic cables stand to benefit, medicine could see the most immediate disruption. Elsa Ohlen, CNBC, 9 June 2026 The expansion will supply fiber-optic cables for Meta data centers for the next five years. Charlotte Observer, 8 June 2026 Businesses and households were spending billions on computers, servers, software and fiber-optic communications. Edward Lotterman, Twin Cities, 7 June 2026 Most existing and proposed projects are clustered around major metropolitan areas where fiber-optic networks, power infrastructure and workforce needs can be met. Brandi D. Addison, USA Today, 3 June 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 10 Jun. 2026.

Kids Definition

fiber-optic

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