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waveguide

wave·guide

noun \ˈwāv-ˌgīd\

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>

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waveguide

wave·guide

Definition of WAVEGUIDE

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waveguide

wave·guide

Definition of WAVEGUIDE

Learn More About WAVEGUIDE

Test Your Vocabulary

Name That Thing

True or False?

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The Merriam-Webster

Unabridged Dictionary

Learning English?

We can help.

Our Dictionary,On Your Devices

Visit Our Store

Join Us

Bookstore: Digital and Print

Other Merriam-Webster Dictionaries

Our Dictionary,
On Your Devices