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waveguide

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noun wave·guide \ˈwāv-ˌgīd\

Definition of waveguide

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




Medical Dictionary

waveguide

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noun wave·guide \ˈwāv-ˌgīd\

Medical Definition of waveguide

  1. :  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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