optical fiber

noun

: a single fiber-optic strand

Examples of optical fiber in a Sentence

Recent Examples on the Web
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Stretchable optical fibers embedded inside each finger act as tactile and curvature sensors, while a miniature camera and distance sensor are mounted in the palm. Neetika Walter, Interesting Engineering, 11 June 2026 Corning, a producer of advanced glass and fiber-optic technology, will supply the optical fiber, cable and connectivity products to Amazon. Charlotte Observer, 8 June 2026 Also in the data center, Corning shares are up nearly 9% after striking a big optical fiber deal with Amazon. Jim Cramer, CNBC, 8 June 2026 Today, a single optical fiber in modern submarine cables can carry data equivalent to roughly 150 million simultaneous phone calls at the speed of light, according to the International Cable Protection Committee. Mostafa Salem, CNN Money, 17 May 2026 See All Example Sentences for optical fiber

Word History

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of optical fiber was in 1962

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Cite this Entry

“Optical fiber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optical%20fiber. Accessed 14 Jun. 2026.

Kids Definition

optical fiber

noun
: a single fiber-optic strand

Medical Definition

optical fiber

noun
: a single fiber-optic strand
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