1. support system a network of facilities and people who interact and remain in informal communication for mutual assistance; a network that enables you to live in a certain style
  2. shipboard system a system designed to work as a coherent entity on board a naval ship
  3. life-support system medical equipment that assists or replaces important bodily functions and so enables a patient to live who otherwise might not survive
  4. security system an electrical device that sets off an alarm when someone tries to break in
  5. sports stadium a large structure for open-air sports or entertainments
  6. sportscaster an announcer who reads sports news or describes sporting events
  7. portal system system of veins that carry blood from the abdominal organs to the liver
  8. spoils system the system of employing and promoting civil servants who are friends and supporters of the group in power
  9. subway system an electric railway operating below the surface of the ground (usually in a city)
  10. point system a system of evaluation based on awarding points according to rules
  11. sewer system facility consisting of a system of sewers for carrying off liquid and solid sewage
  12. solar system the sun with the celestial bodies that revolve around it
  13. supertwister the most powerful tornado which can create enormously devastating damage
  14. root system a developed system of roots
  15. servosystem control system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
  16. respiratory system the system for taking in oxygen and giving off carbon dioxide; in terrestrial animals this is accomplished by breathing
  17. software system (computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory
  18. subsystem a system that is part of some larger system
  19. speaker system electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
  20. stereo system reproducer in which two microphones feed two or more loudspeakers to give a three-dimensional effect to the sound

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