waveguide

play
noun wave·guide \ˈwāv-ˌgīd\

Definition of waveguide

  1. :  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

Recent Examples of waveguide from the Web

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.

First Known Use of waveguide

1932


Medical Dictionary

waveguide

play
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


Learn More about waveguide


Seen and Heard

What made you want to look up waveguide? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

an extremely thin woman

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!