occlusion Meaning and Definition
1. n. the act of blocking
2. n. an obstruction in a pipe or tube
3. n. (dentistry) the normal spatial relation of the teeth when the jaws are closed
4. n. (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft
5. n. closure or blockage (as of a blood vessel)
Antonyms opening
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