Biology The occurrence of different forms, stages, or types in individual organisms or in organisms of the same species, independent of sexual variations.
Chemistry Crystallization of a compound in at least two distinct forms. Also called pleomorphism.
Main Entry: poly·morph Pronunciation: 'päl-i-"morf Function: noun 1: a polymorphic organism; also: one of the severalforms of such an organism 2: any of the crystalline forms of a polymorphic substance 3: a polymorphonuclear leukocyte