Lumpectomy

noun

noun ·4 syllables ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The surgical removal of a tumour or cyst from a breast.
  2. 2
    surgical removal of a tumor without removing much of the surrounding tissue or lymph nodes; performed in some cases of breast cancer wordnet

Synonyms

All synonyms
tylectomytylectomy

Example

More examples

"In comparison to mastectomy, lumpectomy removes a smaller percentage of breast tissue."

Etymology

From lump + -ectomy.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.