Dictionary
tri•cus•pid
Pronunciation: (trī-kus'pid), [key]—
adj.
1. Also,tri•cus'pi•dal.having three cusps or points, as a tooth. Cf.
bicuspid.
2. Anat.of, pertaining to, or affecting the tricuspid valve.
—
n.
Anat.a tricuspid part, as a tooth.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.