n. [ Gr. &unr_; multiform;
a. Polymorphous. [ 1913 Webster ]
n.
‖n. [ NL. See Poly-, and Morphosis. ] (Zool.) The assumption of several structural forms without a corresponding difference in function; -- said of sponges, etc. [ 1913 Webster ]
a.
n. Existence in many forms; polymorphism. [ 1913 Webster ]