'occlusion' definitions:

Definition of 'occlusion'

(from WordNet)
noun
Closure or blockage (as of a blood vessel)
noun
(meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft [syn: occluded front, occlusion]
noun
(dentistry) the normal spatial relation of the teeth when the jaws are closed
noun
An obstruction in a pipe or tube; "we had to call a plumber to clear out the blockage in the drainpipe" [syn: blockage, block, closure, occlusion, stop, stoppage]
noun
The act of blocking [syn: blockage, closure, occlusion]

Synonyms of 'occlusion'

From: Moby Thesaurus

Words containing 'occlusion'