Relating to the mesial and labial surfaces of a tooth; denoting especially the angle formed by their junction. ... (05 Mar 2000) ... 
(me″ze-o-la´be-әl) pertaining to the mesial and labial surfaces of a tooth or a tooth cavity.
Type: Term Pronunciation: mē′zē-ō-lā′bē-ăl Definitions: 1. Relating to the mesial and labial surfaces of a tooth; denoting especially the angle formed by their junction.