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in·ter·oc·clu·sal -ə-'klü-səl, -ä-'klü-, -zəl adj situated or occurring between the occlusal surfaces of opposing teeth <\interocclusal clearance>
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in·ter·oc·clu·sal (in″tər-o-klooґzəl) situated between the occlusal surfaces of opposing teeth of the mandibular and maxillary arches. See also interdental and interproximal.Medical dictionary. 2011.