from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Surgical excision of a tumor from the breast with the removal of a minimal amount of surrounding tissue.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The surgical removal of a tumour or cyst from a breast.
from the GNU version of the Collaborative International Dictionary of English
- n. the removal of a cyst or tumor from the breast by surgery. This is one method of treating breast tumors when in an early stage, and is preferred for cosmetic reasons, when medically feasible, to
radical mastectomy, the removal of the entire breast along with nearby muscles.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. surgical removal of a tumor without removing much of the surrounding tissue or lymph nodes; performed in some cases of breast cancer
lump + -ectomy (Wiktionary)