- Surgical removal of the entire breast, the pectoral muscles, the lymphatic-bearing tissue in the armpit, and other neighboring tissues.Halsted's operation
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- See under mastectomy.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.