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

Humanity’s Inflection Point The July 2024 research covered only radio frequencies above and below the FM broadcast band, which is commonly used by household radios. —Jamie Carter, Forbes, 4 Oct. 2024

Non-laser energy treatments: These treatments use energy from radio frequencies, ultrasound, infrared light, or radial pulses to heat your skin. —Sherri Gordon, Health, 15 Aug. 2024

Radio Frequency Identification The earliest uses of radio frequency identification (RFID) in manufacturing were first seen in the '70s and '80s. —John Clemons, Forbes, 28 Oct. 2024

Hung uses radio frequency and facial massage on her during remodeling treatments ($290), which come with a face mask for hydration. —Yasmin Gagné, Curbed, 5 July 2024

Word History

First Known Use

1915, in the meaning defined above

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