[ ə-līn′mənt ]
The line passing through the center of the teeth lateral to the curve of the dental arch.
Five English Words That Are Utterly UniqueAmazingly, the only English word with three Ys also happens to describe a rare astronomical event involving three heavenly bodies.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.