polymorphous

1. Having, or assuming, a variety of forms, characters, or styles; as, a polymorphous author. De Quincey.

2. (Biol.) Having, or occurring in, several distinct forms; -- opposed to monomorphic.

adjective

Consisting of a number of different kinds: assorted, divers, diverse, diversified, heterogeneous, miscellaneous, mixed, motley, multifarious, multiform, sundry, varied, variegated, various. Biology polymorphic. See same/different/compare.

The adjective has 3 meanings:

Meaning #1: (chemistry) relating to the crystallization of a compound in two or more different forms
  Synonym: polymorphic
  Pertains to noun: polymorphism (meaning #1)

Meaning #2: (biology) relating to the occurrence of more than one kind of individual (independent of sexual differences) in an interbreeding population
  Synonym: polymorphic
  Pertains to noun: polymorphism (meaning #2)

Meaning #3: having or occurring in several distinct forms
  Synonym: polymorphic