shortwave

noun, often attributive short·wave \ ˈshȯrt-ˌwāv \
|Updated on: 24 Jun 2018

Definition of shortwave

1 : a radio wave having a wavelength between 10 and 100 meters
2 : a radio transmitter or receiver using shortwaves
3 : electromagnetic radiation having a wavelength equal to or less than that of visible light

Recent Examples of shortwave from the Web

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

First Known Use of shortwave

1907

in the meaning defined at sense 1

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SHORTWAVE Defined for English Language Learners

shortwave

Definition of shortwave for English Language Learners

  • : a radio wave with a wavelength between 10 and 100 meters

  • : a radio or receiver that uses shortwaves


Medical Dictionary

shortwave

noun short·wave \ ˈshȯrt-ˈwāv \

medical Definition of shortwave

1 : a radio wave having a wavelength between 10 and 100 meters
2 : electromagnetic radiation having a wavelength equal to or less than that of visible light


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