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- 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
R.C. Brock, Pulmonary valvulotomy for the relief of congenital pulmonary stenosis, Brit.