Search Result for "valvulotomy": 
Wordnet 3.0

NOUN (1)

1. incision into a stenosed cardiac valve to relieve the obstruction;
[syn: valvotomy, valvulotomy]



WordNet (r) 3.0 (2006):

valvulotomy
    n 1: incision into a stenosed cardiac valve to relieve the
         obstruction [syn: valvotomy, valvulotomy]