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thoracotomy

[thawr-uh-kot-uh-mee, thohr-]
noun, plural tho·ra·cot·o·mies. Surgery.
  1. incision into the chest cavity.
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Origin of thoracotomy

First recorded in 1855–60; thoraco- + -tomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for thoracotomy

thoracotomy

noun plural -mies
  1. surgical incision into the chest wall
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for thoracotomy

n.

1890, from thorax + -ectomy.

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Online Etymology Dictionary, © 2010 Douglas Harper

thoracotomy in Medicine

thoracotomy

(thôr′ə-kŏtə-mē)
n.
  1. Incision into the chest wall.pleurotomy
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.