RADIOLOCATION
radar, microwave radar, radio detection and ranging, radiolocation
(noun) measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
Source: WordNet® 3.1
Etymology
Noun
radiolocation (countable and uncountable, plural radiolocations)
(uncountable) The detection and locating of distant objects using microwave radiation; especially radar
(uncountable) The locating of an object that is fitted with a radio tag
(countable) A location so identified
Source: Wiktionary