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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
Examples of radio frequency in a Sentence
Recent Examples on the Web
But there was another use for waves in the radio frequency right around the corner.
—Erica Huang, Scientific American, 1 Feb. 2024
Catheter ablation is a minimally invasive procedure that uses radio frequency energy to damage heart tissue that is causing an irregular heartbeat.
—Rachel Murphy, Verywell Health, 4 Jan. 2024
Plus, the bag is equipped with radio frequency identification-blocking technology to protect your license, credit, and debit cards.
—Clara McMahon, Peoplemag, 23 Mar. 2024
An engraving of emission lines demonstrates radio frequencies that match the radio waves emitted by components of water molecules.
—Shi En Kim, Smithsonian Magazine, 14 Mar. 2024
Luggage fees would help offset the costs of radio frequency tracking devices, known as RFID technology, which reads information contained in wireless devices without making physical contact or requiring a line of sight, according to the U.S. Department of Homeland Security website.
—Detroit Free Press, 12 Mar. 2024
In her opinion, office procedures—such as lasers and radio frequency treatments—combined with topical creams are the best way to reduce the appearance of stretch marks.
—Phoebe Sklansky, Parents, 7 Mar. 2024
The best array of sensors for any detect, track and monitor task is a layered sensor package that includes radio frequency, radar and optical (camera) sensors.
—Bill Edwards, Forbes, 16 Feb. 2024
In recent years, the Dish played a pivotal role in ensuring the U.S. retained access to the L5 radio frequency.
—Kate Bradshaw, The Mercury News, 29 Jan. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'radio frequency.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1915, in the meaning defined above
Dictionary Entries Near radio frequency
Cite this Entry
“Radio frequency.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radio%20frequency. Accessed 7 May. 2024.
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
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