radio range finding
Also found in: Dictionary.
radio range finding[′rād·ē·ō ′rānj ‚fīnd·iŋ]
Radiolocation in which the distance of an object is determined by measuring the time of arrival of its radio emissions, whether independent, reflected, or retransmitted on the same or other wavelength.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.