from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A valvotomy: an incision to relieve stenosis of a valve, especially in the heart
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. incision into a stenosed cardiac valve to relieve the obstruction
valvule + -otomy (Wiktionary)
R.C. Brock, Pulmonary valvulotomy for the relief of congenital pulmonary stenosis, Brit.