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• synonym
• antonym

• explosive detection system (noun)
  1. a rapid automatic system to detect plastic explosives in passengers' luggage using X-ray technology and computers; designed for use in airports
• explosive trace detection (noun)
  1. a system for screening luggage in airports; an agent passes a swab around or inside luggage and then runs the swab through a machine that can detect trace amounts of explosives
• radio detection and ranging (noun)
  1. measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
• ship-towed long-range acoustic detection system (noun)
  1. a shipboard system consisting of an acoustic detection system that is towed behind the ship
• signal detection (noun)
  1. the detection that a signal is being received
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