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Tracking and Data Relay Satellite

American  

noun

  1. U.S. Aerospace. one of a series of geostationary satellites that relay communications between a space shuttle and mission control. TDRS

Example Sentences

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Six hours later, Americans had more good news from space as they watched the televised deployment from Discovery's cargo bay of the $100 million Tracking and Data Relay Satellite.

From Time Magazine Archive

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