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| com·mu·ni·ca·tions sat·el·lite (plural com·mu·ni·ca·tions sat·el·lites) |
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artificial satellite to aid telecommunications: an artificial satellite used to relay data such as radio, telephone, and television signals around the world. Signals may be reflected, but more often they are strengthened using a solar-powered transponder. Satellites often follow a geostationary orbit, remaining in the same position relative to Earth.
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