Canadian Medical Guide > Analytical, Diagnostic and Therapeutic Techniques and Equipment > Dentistry > Dental Occlusion > Dental Occlusion, Centric > Vertical Dimension Terms and Definitions

Vertical Dimension

Medical Definition:	The length of the face determined by the distance of separation of jaws. Occlusal vertical dimension (OVD or VDO) or contact vertical dimension is the lower face height with the teeth in centric occlusion. Rest vertical dimension (VDR) is the lower face height measured from a chin point to a point just below the nose, with the mandible in rest position. (From Jablonski, Dictionary of Dentistry, 1992, p250)
Guide Notes:	length of face in relation to separation of jaws; no qualif
Also Called:	Mandibular Rest Position,Rest Vertical Dimension,Vertical Dimension at Rest,Vertical Dimension of Occlusion

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