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ostomy

Pronunciation: os'to-me

Definition:

  1. An artificial stoma or opening into the urinary or gastrointestinal canal, or the trachea.
  2. Any operation by which a permanent opening is created between two hollow organs or between a hollow viscus and the skin externally, as in tracheostomy.

[L. ostium, mouth]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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