radar
1. [ noun ] (physics) measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
Synonyms: radio_detection_and_ranging radiolocation microwave_radar
Related terms: measuring_instrument three-dimensional_radar weather_radar early_warning_radar pulse_generator oscilloscope dish waveguide radiolocate
Similar spelling:   raider
  Rader
  Rattray
  ratter
  rather