ground-controlled interception meaning

• [Defence]
  (*) A technique which permits control of friendly aircraft or guided missiles for the purpose of effecting interception.
  See also air interception.
• 
  [Electronics]
  Abbreviation, GCI. A ground radar system by which an aircraft can be directed to intercept enemy aircraft.
  

• close-controlled air interception:    [Defence] (*) An i ...
• ground-controlled approach:    Noun: ground-contr ...
• ground-controlled approach procedure:    [Defence] (*) The ...