Having different forms or appearances at different stages of development or in different environments. The heteromorphic life cycle of the plant includes both a spore-producing stage and a gamete-producing stage.
Exhibiting diversity in form or structure, especially within a species or group. The heteromorphic nature of the insect population was evident in the variety of wing shapes and sizes.
Relating to a pair of chromosomes that differ in size, shape, or number of genes, especially the sex chromosomes of some species. Many birds have heteromorphic sex chromosomes, with females carrying a Z and a W chromosome.