communications satellite

communications satellite

noun
an artificial earth satellite that facilitates communications, as radio, television, and telephone transmissions, by means of the reflection or the amplification and retransmission of signals between stations on earth or in space.

Origin:
1960–65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Communications satellite is always a great word to know.
So is doohickey. Does it mean:
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a gadget; dingus; thingumbob.
Collins
World English Dictionary
communications satellite
 
n
an artificial satellite used to relay radio, television, and telephone signals around the earth, usually in geostationary orbit

Collins English Dictionary - Complete & Unabridged 10th Edition
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