noun
- Surgical removal of a tumor without removing much of the surrounding tissue or lymph nodes; performed in some cases of breast cancer. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). lumpectomy. Retrieved September 20, 2026, from http://smartdefine.org/lumpectomy/definitions/1191628 |
| Chicago | WordNet. 2010. "lumpectomy" http://smartdefine.org/lumpectomy/definitions/1191628 (accessed September 20, 2026). |
| Harvard | WordNet 2010, lumpectomy, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/lumpectomy/definitions/1191628>. |
| MLA | WordNet. "lumpectomy" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/lumpectomy/definitions/1191628> |