waveguide

noun

wave·guide | \ ˈwāv-ˌgīd

Definition of waveguide

: a device (such as a duct, coaxial cable, or glass fiber) designed to confine and direct the propagation of electromagnetic waves (such as light) especially : a metal tube for channeling ultrahigh-frequency waves

Examples of waveguide in a Sentence

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Each waveguide has a small heating element attached that allows the researchers to control the exact distance the photons travel between and in each interferometer. — Chris Lee, Ars Technica, "Engineering tour de force births programmable optical quantum computer," 5 Sep. 2018 These waveguides are constructed from a material that, when excited appropriately, can emit light. — Chris Lee, Ars Technica, "Many rings, not one, create a laser to confound us all," 2 Feb. 2018 Vuzix’s setup uses a more-or-less traditional microdisplay, then mates that up to a flat piece of glass called an optical waveguide. — Noah Shachtman, WIRED, "Darpa’s Hologram Goggles Will Unleash Drone Hell," 11 Apr. 2011

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

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Last Updated

15 Jan 2019

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Time Traveler for waveguide

The first known use of waveguide was in 1932

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waveguide

noun

wave·guide | \ ˈwāv-ˌgīd

Medical Definition of waveguide

: a device (as a glass fiber) designed to confine and direct the propagation of electromagnetic waves (as light) use of waveguides for visual examination of the stomach