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thoracostomy

[thawr-uh-kos-tuh-mee, thohr-]
noun, plural tho·ra·cos·to·mies. Surgery.
  1. the construction of an artificial opening through the chest wall, usually for the drainage of fluid or the release of an abnormal accumulation of air.
  2. the opening so constructed.
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Origin of thoracostomy

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

thoracostomy in Medicine

thoracostomy

(thôr′ə-kŏstə-mē)
n.
  1. The surgical formation of an opening into the chest cavity.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.