Search Result for "area of cardiac dullness":
Wordnet 3.0

NOUN (1)

1. a triangular area of the front of the chest (determined by percussion); corresponds to the part of the heart not covered by the lungs; 



WordNet (r) 3.0 (2006):

area of cardiac dullness
    n 1: a triangular area of the front of the chest (determined by
         percussion); corresponds to the part of the heart not
         covered by the lungs