Lymphadenectomy

Definition of lymphadenectomy
National Cancer Institute

lymphadenectomy

(LIM-fa-deh-NEK-toh-mee)
A surgical procedure in which the lymph nodes are removed and a sample of tissue is checked under a microscope for signs of cancer. For a regional lymphadenectomy, some of the lymph nodes in the tumor area are removed; for a radical lymphadenectomy, most or all of the lymph nodes in the tumor area are removed. Also called lymph node dissection.

Source: NCI Dictionary of Cancer Terms