The process of spreading customs and information from one people to another by contact between societies throughout history. This process is seen by some as a reason for the resemblance of characters and themes in the myths of various cultures and eras--an alternative to the Jungian theory of the collective unconscious.

The adoption of an aspect (or aspects) of another group's culture, such as the spread of the English language.

the spreading of cultural traits from one society to another through trade or other forms of contact

The spread of a culture and/or an individual trait, and the factors that account for such a spread.

the spreading of a cultural trait (e.g., material object, idea, or behavior pattern) from one society to another.

The process by which cultural elements spread from their point of origin to another group or another society.

Cultural diffusion refers to the spread of ideas and material culture, especially if this diffusion occurs independently of population movement.