monogenesis

plural monogeneses

1. uncountableusuallyanthropologyThe theory that mankind originated with a single ancestor or ancestral couple.

   Some held that negritude was a product of living under the tropical sun, a perhaps beneficial adaptation to a fierce climate – an environmentalist solution chiming with monogenesis and Lockean malleability models.

   2003, Roy Porter, Flesh in the Age of Reason, Penguin, published 2004, page 248

2. uncountableusuallyhuman sciencesThe theory that all languages, or a particular set of languages, originated from a single source.
3. uncountableusuallybiologyDevelopment of the ovum from a parent like itself.
   1. uncountableusuallybiologyAsexual/nonsexual reproduction, which involves only one parent.
4. uncountableusuallyThe emergence from a single cause or origin.

   1 more example

   The view that one parent tale in one fixed location spawned numerous progeny the world over has come to be known as the theory of monogenesis and diffusion. The contrasting theory of polygenesis assumes that resemblances among tales can be attributed to independent invention in places unconnected by trade routes or travel.

   2003, Maria Tatar, The Hard Facts of the Grimms' Fairy Tales, Princeton University Press, →ISBN, page 64