† proplasticadj.n.

Etymology: As noun < post-classical Latin proplastice the art of moulding (1566 in the source translated in quot. 1662 at sense A.) < pro- pro- prefix² + classical Latin plasticē plastic n., after Hellenistic Greek προπλάσσειν to mould or form before (see proplasm n.). As adjective < pro- prefix² + plastic adj. Compare post-classical Latin proplasticum mould for casting (1620 in a British source).For unassimilated use of the post-classical Latin noun in an English context compare:1662 J. Evelyn Sculptura i. 2 Sculptura..was apply'd to several things; as,..Proplastice forming the future work ex creta, or some such matter, as the Protypus was of Wax for Efformation, and the Modulus of wood.1706 Phillips's New World of Words (new ed.) Proplastice, the Art of making Moulds, in which any thing is cast or framed.