Tricuspid

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Tricuspid \Tri*cus"pid\, a. [L. tricuspis, -idis; tri- (see
     {Tri-}) + cuspis a point: cf. F. tricuspide.]
     1. Having three cusps, or points; tricuspidate; as, a
        tricuspid molar.
        [1913 Webster]
  


     2. (Anat.) Of or pertaining to the tricuspid valves; as,
        tricuspid obstruction.
        [1913 Webster]
  
     {Tricuspid valve} (Anat.), 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.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  tricuspid
       adj : having three cusps or points (especially a molar tooth);
             "tricuspid molar"; "tricuspid valve" [syn: {tricuspidate}]