#planchette  a triangular board supported on casters; when lightly touched with the fingertips it is supposed to spell out supernatural (or unconscious) messages
  supertype:  #board  a flat piece of material designed for a special purpose; "he nailed boards across the windows"
  part of:  #Ouija_board__Ouija  a board with the alphabet on it; used with a planchette to spell out supernatural messages

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