radiofrequency

American  

[rey-dee-oh-free-kwuhn-see] / ˌreɪ di oʊˈfri kwən si /

Also radio frequency

noun

radiofrequencies plural

1. the frequency of the transmitting waves of a given radio message or broadcast.

2. any frequency within the range of radio waves, microwaves, and electromagnetic wireless signals. RF, rf

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Other Word Forms

Inflected Forms

noun

• radiofrequencies
  plural

Etymology

Origin of radiofrequency

First recorded in 1910–15; radio- + frequency

Example Sentences

This mathematical connection could influence the design of radiofrequency devices and also provide researchers with a powerful new way to analyze and engineer these materials.

From Science Daily • Mar. 8, 2026

Above the racetrack, a handful of ytterbium ions are trapped and levitated by a train of electrical, radiofrequency, and laser pulses.

From Science Magazine • May 30, 2024

These agencies grant licenses and permits for space activities, regulate radiofrequency spectrum use, and ensure compliance with U.S. laws and regulations.

From Slate • Sep. 30, 2023

An instrument with a tip that emits ultrasound waves and radiofrequency energy goes into the uterus, finds the tumors and shrinks them.

From Washington Post • Dec. 11, 2022

We call such a rapidly alternating potential a "radiofrequency voltage" and the electronic circuit for producing it a "radiofrequency oscillator."

From LRL Accelerators The 184-Inch Synchrocyclotron by Laboratory, Lawrence Radiation