#shutter  a hinged blind for a window
  supertype:  #blind__screen  something that keeps things out or hinders sight; "they had just moved in and had not put up blinds yet"
  part of:  #double-hung_window
  subtype:  #deadlight  a strong shutter over a ship's porthole that is closed in stormy weather
  subtype:  #jalousie  a shutter made of angled slats

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