1. Anatomically located far from a point of reference, such as an origin or a point of attachment.
2. Situated farthest from the middle and front of the jaw, as a tooth or tooth surface.

[DIST(ANT) + -AL¹.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.