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polygenesis

Line breaks: poly|gen¦esis
Pronunciation: /ˌpɒlɪˈdʒɛnɪsɪs
 
/

Definition of polygenesis in English:

noun

[mass noun]
1 Biology The hypothetical origination of a race or species from a number of independent stocks. Compare with polygeny.
Example sentences
  • For example, it seems to be the ground of his preference for monogenesis - the theory that the races are descended from a common stock - over polygenesis - the theory that the races have different origins.
  • The Southern opponents of polygenesis even employed many of the same arguments and sources used by abolitionists to attack white prejudice.
2The hypothetical origination of language or of a surname from a number of independent sources in different places at different times.
Example sentences
  • Proponents of polygenesis hold that the concept of genetic relatedness between languages is inaccurate.
  • Both of Edo Nyland's theses are in contradiction to current opinions of linguists, who tend to suppose polygenesis of language families and language changes caused by natural evolution.

Definition of polygenesis in:

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