• synonyms


[noo-muh-nek-tuh-mee, nyoo-]
noun, plural pneu·mo·nec·to·mies. Surgery.
  1. excision of part or all of a lung.
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Origin of pneumonectomy

First recorded in 1885–90; pneumon- + -ectomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for pneumonectomy


pneumectomy (njuːˈmɛktəmɪ)

noun plural -mies
  1. the surgical removal of a lung or part of a lung
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Word Origin

C20: from Greek pneumōn lung + -ectomy
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

pneumonectomy in Medicine


  1. Surgical removal of all or part of a lung.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.