Main entry: occlusion, closure, blockage
Definition: the act of blocking
Main entry: block, blockage, closure, stop, stoppage, occlusion
Definition: an obstruction in a pipe or tube
Usage: we had to call a plumber to clear out the blockage in the drainpipe
Main entry: occlusion
Definition: (dentistry) the normal spatial relation of the teeth when the jaws are closed
Main entry: occluded front, occlusion
Definition: (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft
Main entry: occlusion
Definition: closure or blockage (as of a blood vessel)