Definition of radio telescope in US English:
 radio telescope
nounˈˌreɪdiˌoʊ ˈtɛləˌskoʊpˈˌrādēˌō ˈteləˌskōp
Astronomy An instrument used to detect radio emissions from the sky, whether from natural celestial objects or from artificial satellites.
 Example sentencesExamples
-  When she observed the galaxy later using the radio telescope, she found that it is embedded in a huge disk of atomic hydrogen gas.
 -  A radio telescope has detected hundreds of hydrogen clouds in the gaseous halo that surrounds the disk of our galaxy.
 -  Sparked by a library book on amateur radio astronomy, he built a radio telescope out of old television parts and army surplus in the backyard of his family's summer home.
 -  Jupiter is not hot enough to emit visible light, but it does radiate a huge flux of microwaves, making it quite bright to a radio telescope.
 -  The molecule, discovered accidentally while observing stars with a radio telescope, naturally occurs in intense reactions that take place in heavenly bodies like our sun.