Language diffusion refers to the spread or movement of languages from one place to another through processes such as migration, colonization, trade, or cultural interaction.
Related terms
Acculturation: Acculturation is the process of adopting certain cultural traits or practices from another culture.
Lingua Franca: Lingua franca is a common language used by people who do not share a native language, often for trade or communication purposes.
Language Family: Language family refers to a group of languages that have descended from a common ancestral language.