1. Capable of being formed or molded. 2. A material that can be shaped by pressure or heat to the form of a cavity or mold. [G. plastikos, relating to molding]
Bingham p. a material that, in the idealized case, does not flow until a critical stress (yield stress) is exceeded, and then flows at a rate proportional to the excess of stress over the yield stress; real materials probably only approach this ideal model.
modeling p. a thermoplastic material usually composed of gum damar and prepared chalk, used especially for making dental impressions.impression compound, modeling composition, modeling compound;
Browse Medical References: