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.
Instead of generating a new signal or amplifying the old one, the panel reshapes the path of radio waves already present in the environment. New Atlas, 19 June 2026 For decades, observatories have recorded brief-but-bright flashes of radio waves—fast radio bursts, or FRBs—whose origin on the sky astronomers have managed to pinpoint in only a handful of cases. Joseph Howlett, Scientific American, 18 June 2026 The team followed this up with an investigation using the Atacama Large Millimeter/submillimeter Array (ALMA), a collection of 66 radio wave antennas in northern Chile. Robert Lea, Space.com, 18 June 2026 All that data would need to be sent between Earth and these data centers – and between the data centers themselves – using radio waves or laser communications systems. Sven Bilén, The Conversation, 16 June 2026 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 23 Jun. 2026.

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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