English dictionary

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English noun: occlusion

1. occlusion (state) closure or blockage (as of a blood vessel)

Broader (hypernym)attack

Narrower (hyponym)coronary occlusion, embolism, laryngospasm, thromboembolism, thrombosis

2. occlusion (phenomenon) (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft

Synonymsoccluded front

Broader (hypernym)front

Domain categorymeteorology

3. occlusion (attribute) (dentistry) the normal spatial relation of the teeth when the jaws are closed

Broader (hypernym)position, spatial relation

Domain categorydental medicine, dentistry, odontology

4. occlusion (artifact) an obstruction in a pipe or tube

SamplesWe had to call a plumber to clear out the blockage in the drainpipe.

Synonymsblock, blockage, closure, stop, stoppage

Broader (hypernym)impediment, impedimenta, obstructer, obstruction, obstructor

Narrower (hyponym)breech closer, breechblock, plug, stopper, stopple, vapor lock, vapour lock

5. occlusion (act) the act of blocking

Synonymsblockage, closure

Broader (hypernym)obstruction

Narrower (hyponym)implosion

Based on WordNet 3.0 copyright © Princeton University.
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