1. surveillance system a closed-circuit television system used to maintain close observation of a person or group
  2. drive line system mechanism that transmits power from the engine to the driving wheels of a motor vehicle
  3. reference system a system that uses coordinates to establish position
  4. surveillance close observation of a person or group
  5. Bertillon system a system or procedure for identifying persons
  6. surveillance of disease the ongoing systematic collection and analysis of data about an infectious disease that can lead to action being taken to control or prevent the disease
  7. defence system the weaponry available for the defense of a region
  8. spoils system the system of employing and promoting civil servants who are friends and supporters of the group in power
  9. guidance system a system of equipment for automatically guiding the path of a vehicle (especially a missile)
  10. stereophonic system reproducer in which two microphones feed two or more loudspeakers to give a three-dimensional effect to the sound
  11. circulatory system the organs and tissues involved in circulating blood and lymph through the body
  12. receiving system set that receives radio or tv signals
  13. nervous system the sensory and control apparatus consisting of a network of nerve cells
  14. filing system a system of classifying into files
  15. defense system the weaponry available for the defense of a region
  16. servosystem control system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
  17. propulsion system a system that provides a propelling or driving force
  18. peripheral nervous system the section of the nervous system lying outside the brain and spinal cord
  19. missile defence system naval weaponry providing a defense system
  20. urinary system the system that includes all organs involved in reproduction and in the formation and voidance of urine