radio telescope
From Longman Dictionary of Contemporary EnglishRelated topics: Astronomyradio telescopeˌradio ˈtelescope noun [countable] HATCa piece of equipment that collects radio waves from space and is used to find stars and other objects in spaceExamples from the Corpusradio telescope• In astronomy the transmitter is usually a radio telescope, and it usually acts also as the detector.• Perversely, doing this will require the biggest and best of radio telescope arrays.