from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A transmission path by which radio or other signals are sent to an aircraft or a communications satellite.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The portion of a communications link used for the transmission of signals from an Earth terminal to a satellite or to an airborne platform. An uplink is the converse of a downlink. An uplink or downlink is distinguished from reverse link or forward link.
  • n. By analogy and less formally, the communication path from a mobile device to a base station, a consumer to the network backbone, a client device to a server etc.
  • n. data transmission from a data station to the headend.
  • n. GSM and cellular networks, uplink is the transmission path from a mobile station to the base station (cell site).
  • v. To transmit a signal by means of an uplink.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a transmission from Earth to a spacecraft or the path of such a transmission


from Wiktionary, Creative Commons Attribution/Share-Alike License

up + link



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