optical fiber

noun

: a single fiber-optic strand

Examples of optical fiber 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.
By replacing heavy copper harnesses with optical fiber, the system eliminates electromagnetic interference, reduces weight, and supports automakers’ goals to cut emissions, lower costs, and boost safety. IEEE Spectrum, 21 July 2025 Once on location, the bots were beamed with light delivered by an optical fiber, which triggered them to get to work. New Atlas, 30 June 2025 The tower continued to be used by Qwest and Lumen to test optical fiber. Jessica Alvarado Gamez, Denver Post, 12 June 2025 The particles then speed away in an optical fiber to separate laboratories at opposite ends of a hallway at NIST. Andrew Paul, Popular Science, 12 June 2025 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 5 Sep. 2025.

Kids Definition

optical fiber

noun
: a single fiber-optic strand

Medical Definition

optical fiber

noun
: a single fiber-optic strand
Last Updated: - Updated example sentences
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