extremely high frequency
extremely high frequency definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Radio any frequency between 30,000 and 300,000 megahertz
extremely high frequency definition by American Heritage Dictionary
noun Abbr. EHFThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A radio-frequency band with a range of 30,000 to 300,000 megahertz.
extremely high frequency - Computer Definition