【医】 distal closed space
【医】 distally
closedown
【计】 degating; latch-up
【医】 atresia; atreto-; clausura; imperforation
clear; clearance; gap; interval; space
【化】 back lash; clearance; gap; play; slack
【医】 clearance; diastem; diastema; interspace; space; spatia; spatium