mastectomy

[ ma-stek-tuh-mee ]

noun,plural mas·tec·to·mies.Surgery.
  1. the operation of removing all or part of the breast or mamma.

Origin of mastectomy

1
First recorded in 1920–25; mast- + -ectomy

Other words from mastectomy

  • post·mas·tec·to·my, adjective

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How to use mastectomy in a sentence

British Dictionary definitions for mastectomy

mastectomy

/ (mæˈstɛktəmɪ) /


nounplural -mies
  1. the surgical removal of a breast

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

Scientific definitions for mastectomy

mastectomy

[ mă-stĕktə-mē ]


  1. Surgical removal of all or part of a breast, performed as a treatment for cancer.♦ A radical mastectomy includes excision of the underlying pectoral muscles and regional lymph nodes.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for mastectomy

mastectomy

[ (ma-stek-tuh-mee) ]


The surgical removal of a breast.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.