'Nephrotomy' definitions:

Definition of 'nephrotomy'

From: WordNet
noun
Incision into a kidney (usually to remove a kidney stone)

Definition of 'Nephrotomy'

From: GCIDE
  • Nephrotomy \Ne*phrot"o*my\, n. [Gr. nefro`s a kidney + te`mnein to cut: cf. F. n['e]phrotomie.] (Surg.) Extraction of stone from the kidney by cutting. [1913 Webster]