Atrial

2 definitions found

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

  Atrial \A"tri*al\, a.
     Of or pertaining to an atrium.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  atrial
       adj : of or relating to a cavity or chamber in the body
             (especially one of the upper chambers of the heart)