from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of the cavities of the body that adjoin external orifices, such as the mouth or rectum.

from The Century Dictionary.

  • noun In zoology, the general or common cavity of the body, as distinguished from special cavities, or those of particular organs; the cœlom or cœloma.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The cavity within the body of animals which contains the viscera.


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