dimension

dimension (di-men´shun)

Scope, size, magnitude; denoting, in the plural, linear measurements of length, width, and height.
buccolingual d. the diameter or d. of a premolar or molar tooth from buccal to lingual surface.
occlusal vertical d. the vertical d. of the face when the teeth or occlusion rims are in contact in centric occlusion; decrease in occlusal vertical d. may result from modification of tooth form by attrition or grinding, drifting of teeth, or, in edentulous patients, by resorption of residual ridges; increase may result from modifications of tooth form, tooth position, height of occlusion rims, rebasing or relining, or occlusal splints.
rest vertical d. the vertical d. of the face with the jaws in rest relation; decrease in rest vertical d. may or may not accompany a decrease in occlusal vertical d.; it may occur without a decrease in occlusal vertical d. in patients with a preponderant activity of the jaw-closing musculature, as in patients with muscular hypertenseness or in chronic gum chewers; increase in rest vertical d. may or may not accompany an increase in occlusal vertical d.; it sometimes occurs after the removal of remaining occlusal contacts, perhaps as a result of the removal of noxious reflex stimuli.
vertical d. a vertical measurement of the face between any two arbitrarily selected points which are conveniently located, one above and one below the mouth, usually in the midline.vertical opening;

 

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