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radiofrequency

[ rey-dee-oh-free-kwuhn-see ]
/ 藢re瑟 di o蕣藞fri kw蓹n si /
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noun, plural ra路di路o路fre路quen路cies.
the frequency of the transmitting waves of a given radio message or broadcast.
a frequency within the range of radio transmission, from about 15,000 to 1011 hertz. Abbreviation: RF, rf
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Also ra路di路o fre路quen路cy .

Origin of radiofrequency

First recorded in 1910鈥15; radio- + frequency
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2022

How to use radiofrequency in a sentence

  • Radiofrequency power is supplied to the dee by a vacuum-tube oscillator.

    LRL Accelerators|Lawrence Radiation Laboratory
  • Ions are accelerated only when the radiofrequency is decreasing (Fig. 5).

    LRL Accelerators|Lawrence Radiation Laboratory

British Dictionary definitions for radiofrequency

radio frequency

noun
  1. a frequency or band of frequencies that lie in the range 10 kilohertz to 300聽000 megahertz and can be used for radio communications and broadcastingAbbreviations: rf, RF See also frequency band
  2. (as modifier)a radio-frequency amplifier
the frequency transmitted by a particular radio station
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for radiofrequency

radio frequency
[ r膩d膿-艒 ]

n.
A frequency that lies in the range within which radio waves may be transmitted, from about 10 kilohertz per second to about 300,000 megahertz.
The American Heritage庐 Stedman's Medical Dictionary Copyright 漏 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for radiofrequency

radio frequency

A frequency of electromagnetic radiation in the range at which radio signals are transmitted, ranging from approximately 3 kilohertz to 300 gigahertz. Many astronomical bodies, such as pulsars, quasars, and possibly black holes, emit radio frequency radiation.
The American Heritage庐 Science Dictionary Copyright 漏 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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