fiber optics

plural noun

Definition of fiber optics 

1 : thin transparent fibers of glass or plastic that are enclosed by material of a lower refractive index and that transmit light throughout their length by internal reflections also : a bundle of such fibers used in an instrument (as for viewing body cavities)

2 singular in construction : the technique of the use of fiber optics

Examples of fiber optics in a Sentence

Recent Examples on the Web

Some 43 percent were infrastructure such as roads, railway, bridges, ports, airports, power grids, cellphone towers and fiber optic cable lines. Joe Mcdonald, The Seattle Times, "Report: Chinese building projects narrowing economic gaps," 10 Sep. 2018 Hallquist is touting a plan to lay high-speed, fiber optic cable across the state, create a path for a universal health care system and supports numerous progressive causes, including a $15 minimum wage and paid family leave. Andrew O'reilly, Fox News, "Vermont Dem is 1st openly transgender candidate to run for governor," 10 Aug. 2018 That’s still the arrangement, though the types of wires that vie for space on a pole have multiplied: telephone wire, cable wire, fiber optic wire . . . John Kelly, Washington Post, "Ever noticed chunks of trees on utility pole wires? What’s up with that?," 2 July 2018 The research relies on fiber optics that imitate the basic structure of life: DNA. David Grossman, Popular Mechanics, "New Fiber Optic Cable Could Make the Internet 100 Times Faster," 24 Oct. 2018 Aurora aldermen want to take a closer look at a plan to use ComEd poles for the expansion of the city’s fiber optic network. Steve Lord, Aurora Beacon-News, "Aurora council wants more study of using ComEd poles to expand fiber optic network," 11 July 2018 Verizon FiOS and Google Fiber set the gigabit bar by running fiber optic cables to homes in certain neighborhoods in a handful of cities nationwide. Mike Freeman, sandiegouniontribune.com, "Cox, Spectrum upgrade networks to bring gigabit Internet speeds to San Diego," 11 July 2018 The city of Cheney has also laid some fiber optic lines, with costs shared by Eastern Washington University, said Stephen Boorman, director of the city’s Light Department. Kip Hill, The Seattle Times, "Spokane explores publicly owned broadband network," 16 Mar. 2018 Meanwhile, cable companies nationwide have been upgrading their networks to Docsis 3.1 technology this year, which powers gigabit speeds without having to run fiber optic lines directly to individual homes. Mike Freeman, sandiegouniontribune.com, "Cox, Spectrum upgrade networks to bring gigabit Internet speeds to San Diego," 11 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fiber optics.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fiber optics

1956, in the meaning defined at sense 1

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Last Updated

26 Nov 2018

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The first known use of fiber optics was in 1956

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More Definitions for fiber optics

fiber optics

noun

English Language Learners Definition of fiber optics

: the use of thin threads of glass or plastic to carry very large amounts of information in the form of light signals

fiber optics

noun plural
fiber op·​tics | \-ˈäp-tiks\

Kids Definition of fiber optics

: thin transparent fibers of glass or plastic that transmit light throughout their length

fiber optics

noun plural
variants: or chiefly British fibre optics

Medical Definition of fiber optics 

1 : thin transparent fibers of glass or plastic that are enclosed by material of a lower index of refraction and that transmit light throughout their length by internal reflections also : a bundle of such fibers used in an instrument (as an endoscope)

2 singular in construction : the technique of the use of fiber optics

Other Words from fiber optics

fiber-optic or chiefly British fibre-optic \ˈfī-​bə-​ˌräp-​tik \ adjective

More from Merriam-Webster on fiber optics

Britannica.com: Encyclopedia article about fiber optics

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