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radiofrequency

[rey-dee-oh-free-kwuh n-see] /ˌreɪ di oʊˈfri kwən si/
noun, plural radiofrequencies.
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 10 11 hertz.
Abbreviation: RF, rf.
Also, radio frequency.
Origin
1910-1915
1910-15; radio- + frequency
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for radio frequency

radio frequency

noun
1.
  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 broadcasting Abbreviations rf, RF See also frequency band
  2. (as modifier): a radio-frequency amplifier
2.
the frequency transmitted by a particular radio station
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
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radio frequency in Medicine

radio frequency ra·di·o frequency (rā'dē-ō)
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® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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radio frequency in Science
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® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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