【医】 intercuspal space
needle; piercing; point; sharp; the best of its kind; tip; top
【医】 apex; apices; apico-; cusp; cuspis; mucro; point; puncta; punctum; tip
clear; clearance; gap; interval; space
【化】 back lash; clearance; gap; play; slack
【医】 clearance; diastem; diastema; interspace; space; spatia; spatium