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lumpectomy

[luhm-pek-tuh-mee]
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noun, plural lump·ec·to·mies.
  1. the surgical removal of a breast cyst or tumor.

Origin of lumpectomy

First recorded in 1970–75; lump1 + -ectomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for lumpectomy

lumpectomy

noun plural -mies
  1. the surgical removal of a tumour in a breast

Word Origin

C20: from lump 1 + -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

Word Origin and History for lumpectomy

n.

1971, from lump (n.), coined on model of mastectomy.

Online Etymology Dictionary, © 2010 Douglas Harper

lumpectomy in Medicine

lumpectomy

(lŭm-pĕktə-mē)
n.
  1. tylectomy