from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Profuse expectoration of putrid matter.
  • n. An abnormal pus-containing cavity, usually in a lung, caused by deterioration of tissue.
  • n. The pus contained in such a cavity.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An abscess cavity in the lungs or any other parenchymal organ.

from the GNU version of the Collaborative International Dictionary of English

  • n. An abscess cavity in the lungs.
  • n. An abscess in any other parenchymatous organ.

from The Century Dictionary and Cyclopedia

  • n. In medicine, a cavity in the lung, resulting from a pathological process, and containing pus.


Latin, gathering of pus, ulcer, from vomere, to vomit, discharge; see vomit.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin, from vomere to throw up, vomit. (Wiktionary)



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  • 1. a cavity, usually in the lungs, containing pus.
    2. the pus content of such a cavity.

    November 6, 2009