radio wave

noun

: an electromagnetic wave with radio frequency

Examples of radio wave in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
By carefully analyzing the subtle interactions of these signals, the technology can generate a highly detailed and accurate representation of a person’s presence, posture, and movement that is comparable to a camera snapshot, but constructed entirely from radio waves. Bojan Stojkovski, Interesting Engineering, 11 Oct. 2025 Breast ultrasound uses sound waves to look at the breast and magnetic resonance imaging (MRI) uses radio waves and magnets to make detailed images, often used for high-risk patients. Dr. Megha Gupta, ABC News, 1 Oct. 2025 Weather radar sends out pulses of radio waves and detects what bounces back. Brandi D. Addison, The Providence Journal, 29 Sep. 2025 Weather radar sends out pulses of radio waves and detects what bounces back. Brandi D. Addison, Nashville Tennessean, 26 Sep. 2025 See All Example Sentences for radio wave

Word History

First Known Use

1915, in the meaning defined above

Time Traveler
The first known use of radio wave was in 1915

Browse Nearby Words

Cite this Entry

“Radio wave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radio%20wave. Accessed 18 Oct. 2025.

Kids Definition

radio wave

noun
: an electromagnetic wave with radio frequency

Medical Definition

radio wave

noun
ra·​dio wave ˈrād-ē-ō-ˌwāv How to pronounce radio wave (audio)
: an electromagnetic wave with radio frequency

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