The Collaborative International Dictionary
Tricuspidate
Tricuspidate \Tricus"pid*ate\, a. Three-pointed; ending in three points; as, a tricuspidate leaf.
Wiktionary
tricuspidate
a. Three-pointed; ending in three points.
WordNet
tricuspidate
adj. having three cusps or points (especially a molar tooth); "tricuspid molar"; "tricuspid valve" [syn: tricuspid]