lumpectomy

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/lʌmˈpɛktəmɪ/US:USA pronunciation: respellingUSA pronunciation: respelling(lum pek′tə mē)

Inflections of 'lumpectomy' (n): npl: lumpectomies

WordReference Random House Unabridged Dictionary of American English © 2026
lump•ec•to•my  (lum pek′tə mē),USA pronunciation n., pl. -mies. 
  1. Surgerythe surgical removal of a breast cyst or tumor.
  • lump1 + -ectomy 1970–75

Collins Concise English Dictionary © HarperCollins Publishers::
lumpectomy /lʌmˈpɛktəmɪ/ n ( pl -mies)
  1. the surgical removal of a tumour in a breast
Etymology: 20th Century: from lump1 + -ectomy

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