mesiodistal

Of or relating to the mesial and distal surfaces of a tooth

However, Afrotarsius displays lower molars with much more acute cusps, a more protruding shelf-like paraconid, a metaconid opposite to the protoconid, a mesiodistal cristid obliqua, a strong labial cingulum, and a more distal entoconid.

In the description of languages with a four-way distinction for demonstratives, refers to a demonstrative which indicates something near neither the speaker nor the addressee, but not too far off from either one.