HOME | Definition of satellite dish (SATELLITE DISH, Satellite dish)
A satellite dish is a round, plate like object that acts as an aerial for digital TV. It is usually hung on the side of the house or on the roof.
http://www.iab.ie/FAQs/DefinitionofTerms/
The dish is parabolic reflector and serves as a passive amplifier - the first and most important stage of amplification. The signal from the satellite that hits the dish is reflected to LNB at the focal point, about 12 inches in front of the dish. ...
http://www.free-satellite-tv.co.uk/articles/glossary.htm
A satellite dish is a type of parabolic antenna designed with the specific purpose of transmitting signals to and/or receiving from satellites. A satellite dish is a particular type of microwave antenna. ...
http://en.wikipedia.org/wiki/Satellite dish