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 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

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

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 24 Apr. 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
Last Updated: - Updated example sentences
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