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English definition of “occlusion”

occlusion

noun uk   /əˈkluː.ʒən/ specialized us  

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 closedDigestive disorders

occlusion noun (TEETH)

medical [U] in dentistry, the way in which your upper and lower teeth meetDentistryThe teethProblems with bones, joints and teeth

occlusion noun (WEATHER)

environment [C] (also occluded front) a situation in the weather when two masses of air meet, especially when a mass of cold air reaches warm air and pushes the warm air up off the Earth's surfaceWeather and climate - general words
(Definition of occlusion from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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