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.
In the 1990s, Weeks was a Corning vice president tapped to run a new optical fiber business to power the burgeoning internet—an innovation that drove Corning’s valuation to nearly $100 billion at the height of the internet bubble in 2000. Sharon Goldman, Fortune, 27 Jan. 2026 Meta will serve as the anchor customer for the optical fiber, cable and connectivity products there. Charlotte Observer, 27 Jan. 2026 Ultra-pure optical fiber for high-speed networks and chemically strengthened Gorilla Glass for consumer screens. Kaif Shaikh, Interesting Engineering, 21 Jan. 2026 One of the many challenges is how to attach an optical fiber to a waveguide on a photonic chip with micrometer accuracy. IEEE Spectrum, 27 Dec. 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

Browse Nearby Words

Cite this Entry

“Optical fiber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optical%20fiber. Accessed 3 Feb. 2026.

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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