monogenesis

/ˌmɑnəˈdʒɛnəsɪs/
noun
  1. The theory that all living things or all humans are descended from a single ancestor or original source.
    • Monogenesis was a popular idea among early anthropologists studying human origins.
    • The concept of monogenesis contrasts with the idea that species arose in multiple places.
    • Linguists sometimes debate monogenesis versus polygenesis for the origin of language.
  2. The development of a structure or organism from a single cell or source.
    • Monogenesis in embryology refers to development from one fertilized egg.
    • Monogenesis can be observed in certain simple organisms that reproduce by splitting.
    • The scientist explained the monogenesis of the nervous system.
Antonyms
What does "monogenesis" mean? | whatsthatwordmean | whatsthatwordmean