Body Space or Junction
body cavity
bod·y cav·i·ty [ bod-ee kav-i-tee ]
Also called:
Cavities; Dental Caries
Definitions related to body cavities:
  • (cavity) A hollow area or hole. It may describe a body cavity (such as the space within the abdomen) or a hole in a tooth caused by decay.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • (body cavity) A natural hollow or sinus within the body.
    NCI
    U.S. National Cancer Institute, 2021
  • (body cavity) Compartment of trunk, which is embryologically derived from the intraembryonic celom; is located in the trunk, is enclosed by the body wall; contains serous sacs, viscera and other organs. Examples: There is only one body cavity.
    Digital Anatomist
    University of Washington, 2003
  • (body cavity) Visceral, hollow place or space, or a potential space, within the body or in one of its organs.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Cavities are decayed areas in the teeth, the result of a process that gradually dissolves a tooth�s hard outer surface (enamel) and progresses toward the interior. Bacteria and debris build up on tooth surfaces, and the bacteria produce acids that cause decay.
    Merck Manuals
    Merck & Co., Inc., 2025
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.