attritional occlusion


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at·tri·tion·al oc·clu·sion

(ă-trishŭn-ăl ŏ-klūzhŭn)
Occlusion that results in abnormal wearing away of tooth structure.
attritional [L. attritio, gen. attritionis, fr. attero, pp. attritus, to rub, grind, + -al, adj. suffix] occlusion [L. oc-cludo, pp. oc-clusus, to shut up, fr. ob-, in the way of, + claudo, to close, + -ion, noun suffix]