pol·y·gen·e·sis (p l  -j n  -ss)n. Derivation of a species or type from more than one ancestor or germ cell. pol y·gene·sist n. |
polygenesis [ˌpɒlɪˈdʒɛnɪsɪs]
n
1. (Life Sciences & Allied Applications / Biology) Biology evolution of a polyphyletic organism or group
2. (Social Science / Anthropology & Ethnology) the hypothetical descent of the different races of man from different ultimate ancestors Compare monogenesis
polygenetic [ˌpɒlɪdʒɪˈnɛtɪk] adj
polygenetically adv
polygenesis
1. derivation from more than one kind of cell in the generative process.
2. Also called polygenism. the theory that different species have descended from different original ancestors. Cf. monogenesis. — polygenic, polygenetic, adj.
See also: Biology
2. Also called polygenism. the theory that different species have descended from different original ancestors. Cf. monogenesis. — polygenic, polygenetic, adj.
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