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parabolic antenna

/ păr′ə-bŏlĭk /

  1. An antenna used for sending or receiving radio signals that uses the principle of a parabolic mirror to focus incoming signals onto one reception point or direct the emissions of signals from a focal source point into a directed beam. Parabolic antennae are used extensively in radio communications, especially with satellites, and in radar.
  2. Also called dish antenna


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parabolic aerialparabolic mirror