from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A device used in radio astronomy for detecting and recording radio waves coming from stars and other celestial objects, consisting of a radio receiver with an antenna fixed on a wide bowl-shaped reflector that collects the waves.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A device for observing astronomical sources of radio waves, normally having one or more large parabolic dishes.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. astronomical telescope that picks up electromagnetic radiations in the radio-frequency range from extraterrestrial sources
Sorry, no etymologies found.
We think there’s a two-kilometer radiodish built into a natural depression, a radio telescope or a communications dish, or both.
The Mark I telescope at Jodrell Bank in the United Kingdom was the first large radio telescope to be used as a tracking antenna to chart the course of the satellite.