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extremely high frequency

noun, Radio.
1.
any frequency between 30 and 300 gigahertz.
Abbreviation: EHF, ehf.
Origin
1950-1955
1950-55
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for extremely high frequency

extremely high frequency

noun
1.
a radio frequency between 30 000 and 300 000 megahertz EHF
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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