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radiofrequency

[rey-dee-oh-free-kwuh n-see]
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noun, plural ra·di·o·fre·quen·cies.
  1. the frequency of the transmitting waves of a given radio message or broadcast.
  2. a frequency within the range of radio transmission, from about 15,000 to 1011 hertz. Abbreviation: RF, rf
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Also ra·di·o fre·quen·cy.

Origin of radiofrequency

First recorded in 1910–15; radio- + frequency
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for radio frequency

radio frequency

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

radio frequency in Medicine

radio frequency

(rādē-ō)
n.
  1. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

radio frequency in Science

radio frequency

  1. 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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.