noun, plural: malocclusions

(1) A faulty occlusion

(2) Misalignment of the opposing teeth in the upper and lower jaws, when jaw is closed


The name was coined by Edward Angle, the father or modern orthodontics. Some childhood habits that lead to malocclusion include thumb sucking, prolonged pacifier use, and prolonged bottle feeding. Other causes include abnormal tooth shape, crowding, lost teeth, and jaw fractures.

Malocclusions can be classified into three classes:

Word origin: Latin malus (bad) + occlusion

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