waveguide

noun

wave·​guide ˈwāv-ˌgīd How to pronounce waveguide (audio)
: 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

Recent Examples on the Web
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Even small startups like North, which couldn’t sustain itself and was eventually sold for parts to Google, have attempted to build their own custom projector and waveguide technology into stylish glasses. Lauren Goode, WIRED, 25 Sep. 2024 The high production cost is in large part due to the difficulty of growing silicon carbide crystals for the lenses and etching the waveguides to focus the projections onto your retina. Moin Roberts-Islam, Forbes, 29 Oct. 2024 Improvements come from innovations like a conical waveguide that couples the tweeter dome to the metamaterial absorber based on its depth. Mark Sparrow, Forbes, 26 Sep. 2024 Snap says this model boasts a 46-degree field of view (up from 26.3 degrees for the previous version) and that its waveguide displays show 37 pixels per degree — a measurement Snap believes is the right way to measure AR display quality that is about 25 percent richer than before. Alex Heath, The Verge, 17 Sep. 2024 See all Example Sentences for waveguide 

Word History

First Known Use

1932, in the meaning defined above

Time Traveler
The first known use of waveguide was in 1932

Dictionary Entries Near waveguide

Cite this Entry

“Waveguide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/waveguide. Accessed 21 Nov. 2024.

Medical Definition

waveguide

noun
wave·​guide ˈwāv-ˌgīd How to pronounce waveguide (audio)
: 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

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