#vestibule_of_the_ear  the central cavity of the bony labyrinth of the ear
  supertype:  #vestibule  any of various bodily cavities leading to another cavity (as of the ear or vagina)
  part of:  #ear  the sense organ for hearing and equilibrium
     part of:  #auditory_system  the sensory system for hearing
     part of:  #vestibular_apparatus__vestibular_system  organs mediating the labyrinthine sense; concerned with equilibrium
     part of:  #head__caput  the upper or front part of the body in animals; contains the face and brains; "he stuck his head out the window"
        part of:  #animal__animate_being__animatebeing__beast__brute__creature__fauna  a living organism characterized by voluntary movement

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