Denoting the plane or diameter of a tooth cutting its mesial and distal surfaces. ... (05 Mar 2000) ... 
(me″ze-o-dis´tәl) pertaining to the mesial and distal surfaces of a tooth.
Type: Term Pronunciation: mē′zē-ō-dis′tăl Definitions: 1. Denoting the plane or diameter of a tooth cutting its mesial and distal surfaces.
mesiodistal Relating to the line joining the midpoints of the mesial and distal surfaces of a tooth.