Definition of occlusal in US English:



  • 1Relating to or involved in the occlusion of teeth.

    • ‘In occlusal view the lingual margin of the tooth is relatively straight while the buccal margin is convex.’
    • ‘The crown of ml is subrectangular in occlusal outline; the two cusp rows diverge posteriorly, and the intercusp valley is relatively deep.’
    • ‘Woodrat teeth from Deer Park B have the typical occlusal pattern found in other Blancan populations.’
    • ‘Soft plastic mouth guards, or occlusal splints, may be needed to prevent damage from trauma, as in sports injuries, or bruxism.’
    • ‘In addition, all teeth exhibited signs of extensive occlusal flattening with secondary deposits of dentin, indicating wear through the tooth enamel.’
    1. 1.1 Denoting a portion of a tooth that comes into contact with a tooth in the other jaw.
      • ‘Consequently, this leads to an alteration in the occlusal forces against the opposing arcade and subsequent changes in the occlusal surface of several teeth.’
      • ‘The occlusal area of molars was calculated from these measures as an approximating rectangle.’
      • ‘Also, the incisiform teeth appear to project slightly anteriorly, whereas the occlusal surface of the cheek teeth face dorsally.’
      • ‘Its cheek teeth were hypsodont and had strongly developed lophs on their occlusal surfaces.’
      • ‘The teeth are natural with occlusal amalgam fillings in teeth 30 and 31.’