occlusion Definition in the Cambridge English Dictionary
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Definition of “occlusion” - English Dictionary

Definition of "occlusion" - British English Dictionary

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occlusionnoun

uk   us   /əˈkluː.ʒən/ specialized

occlusion noun (BLOCK)

medical [C or U] in ​medicine, something that ​blocks a ​tube or ​opening in the ​body, or when something is ​blocked or ​closed

occlusion noun (TEETH)

medical [U] in dentistry, the way in which ​yourupper and ​lowerteethmeet

occlusion noun (WEATHER)

environment [C] (also occluded front) a ​situation in the ​weather when two ​masses of ​airmeet, ​especially when a ​mass of ​coldairreacheswarmair and ​pushes the ​warmair up off the earth's ​surface
(Definition of occlusion from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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