In dentistry, the building up of vertical walls, usually in wax, around a dental impression after beading, to produce the desired size and form of the dental cast, and to preserve certain landmarks of the impression.
* * *
box·ing 'bäk-siŋ n construction of the base of a dental cast by building up the walls of an impression while preserving important landmarks
* * *
box·ing (bokґsing) in the fabrication of dental restorations and appliances, the building up of vertical walls of wax or other suitable material to form a box around a dental impression into which the freshly mixed plaster or stone is poured; done to produce the desired size and form of the base of the cast and to preserve certain landmarks of the impression.Medical dictionary. 2011.