Diffusion Theory

Definition

Diffusion theory in Human Geography explains how cultural traits, ideas, innovations, and practices spread from one place to another. It focuses on the processes and patterns of cultural diffusion, including relocation diffusion (physical movement) and expansion diffusion (spreading without physical movement).

Related terms

Stimulus Diffusion: When an idea or innovation spreads to a new location and is modified or adapted by the receiving culture.

Hierarchical Diffusion: The spread of ideas or innovations from larger, more influential places to smaller or less influential places.

Contagious Diffusion: The rapid and widespread diffusion of an idea or innovation throughout a population or region.