surveyed height of contour /sərvād″/ [OFr, surveir, to survey; AS, heah, high; It, contornare, to surround] , 1. a line, scribed or marked on a plaster cast of the teeth by the use of a dental surveyor, that designates the greatest convexity relative to a selected path of denture placement and removal, as well as the placement of removable partial denture retention clasps.2. See anatomical height of contour.