Relating to the distal and labial surfaces of a tooth; denoting the angle formed by their junction. ... (05 Mar 2000) ... 
(dis″to-la´be-әl) pertaining to or formed by the distal and labial surfaces of a tooth or the distal and labial walls of a tooth cavity preparation.
Type: Term Pronunciation: dis′tō-lā′bē-ăl Definitions: 1. Relating to the distal and labial surfaces of a tooth; denoting the angle formed by their junction.