mi·tral /ˈmaɪtrəl/
  (a.)禮冠的,僧帽狀的
  mi·tral /ˈmaɪtrəl/ 形容詞
  僧帽狀的,僧帽瓣的,二尖瓣的
  Mi·tral a.  Pertaining to a miter; resembling a miter; as, the mitral valve between the left auricle and left ventricle of the heart.
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  mitral
       adj 1: of or relating to or located in or near the mitral valve;
              "mitral insufficiency"
       2: relating to or resembling the miter worn by some clerics