diffusionism

/dɪˈfjuʒənɪzəm/
noun
  1. A theory or belief that cultural traits, ideas, or technologies spread from one society to another through contact and borrowing, rather than being independently invented.
    • The anthropologist's work on diffusionism explains how languages share similar words across continents.
    • Critics of diffusionism argue that some cultures developed complex ideas on their own.
    • Diffusionism suggests that many ancient technologies, like farming, spread from a few early centers.
Antonyms