#bodily_cavity__cavity__cavum  (anatomy) a natural hollow or sinus within the body
  supertype:  anatomical_structure__structure__complex_body_part__bodily_structure__body_structure  a particular complex anatomical structure; "he has good bone structure"
  subtype:  blastocoel  archenteron  sinus  locule  lumen  socket.bodily_cavity  pulp_cavity  eye_socket  buccal_cavity  antrum  vestibule  mediastinum  middle_ear  pleural_cavity  chamber.bodily_cavity  cranial_cavity  amniotic_cavity  peritoneal_cavity  bursa_omentalis  pericardial_cavity  vacuole  ventricle  sac  uterine_cavity  nasal_cavity  nasopharynx  oropharynx  laryngopharynx  cecum  tubular_cavity  armpit  chest_cavity  abdominal_cavity  renal_pelvis  pelvic_cavity  celom  fossa
  part of:  body__organic_structure__organicstructure__physical_structure  the entire physical structure of an organism (especially an animal or human being); "he felt as if his whole body were on fire"

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