Definition of Tritubercular
1. a. Having or designating teeth with three cusps or tubercles; tricuspid.
Medical Definition of Tritubercular
1. Having three cusps, or points; tricuspidate; as, a tricuspid molar.
2. Of or pertaining to the tricuspid valves; as, tricuspid obstruction.
Tricuspid valve, the valve, consisting of three triangular membranous flaps, at the opening of the right auricle into the right ventricle in the heart of most mammals; sometimes called the tricuspid valves, each flap being regarded as a valve.
Origin: L. Tricuspis, -idis; tri- (see Tri-) + cuspis a point: cf. F. Tricuspide.
Source: Websters Dictionary
(01 Mar 1998)
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