radio frequency

noun

: any of the electromagnetic wave frequencies that lie in the range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used for communications signals (as for radio and television broadcasting and cell-phone and satellite transmissions) or radar signals
radio frequency table

Examples of radio frequency 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.
Combining four medical-grade technologies — radio frequency, infrared therapy, targeted LED light, and heat therapy — this handheld device promises to deliver professional-level results at home. Angela Lei, Forbes.com, 4 Apr. 2025 Its drones can find targets using artificial intelligence and radio frequency sensing when GPS is severed, an advantage in a war zone racked with electronic jamming. Patrick Sisson, New York Times, 28 Mar. 2025 On the top of Williams' and Wilmore's agenda for their spacewalk will be dislodging the radio frequency group (RFG) assembly, an S-band antenna being returned to Earth for refurbishment. Josh Dinner, Space.com, 30 Jan. 2025 Federal Communications Commission Chairman Brendan Carr has threatened to revoke EchoStar licenses for radio frequency bands coveted by rival firms including SpaceX, which alleges that EchoStar is underutilizing the spectrum. ArsTechnica, 13 May 2025 See All Example Sentences for radio frequency

Word History

First Known Use

1915, in the meaning defined above

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

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Cite this Entry

“Radio frequency.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radio%20frequency. Accessed 8 Jun. 2025.

Kids Definition

radio frequency

noun
: any of the electromagnetic wave frequencies between about 3 kilohertz and 300 gigahertz that are used especially in radio and television transmission and in radar

Medical Definition

radio frequency

noun
: any of the electromagnetic wave frequencies that lie in a range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used for communications signals (as for radio and television broadcasting and cell-phone transmissions) or radar signals
often hyphenated when used before another noun
radio-frequency waves
Last Updated: - Updated example sentences
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