• (a.) Assuming, or having the power of assuming, many forms; as, a polyplastic element which does not preserve its original shape.
(pol″e-plas´tik) containing many structural or constituent elements. undergoing many changes of form.
Pol`y·plas'tic adjective [ Poly- + -plastic .] (Biol.) Assuming, or having the power of assuming, many forms; as, a polyplastic element which does not preserve its original shape. 
Type: Term Pronunciation: pol′ē-plas′tik Definitions: 1. Formed of several different structures. 2. Capable of assuming several forms.
polyplastic 1. Containing many structural or constituent elements. 2. Undergoing many changes of form.