Boasians focused on the spread of cultural traits and borrowing between cultures rather than stressing specific independent inventions, such as the bow and arrow. What term is used to describe this borrowing or spreading of cultural traits

Diffusion

Explanation:

In accordance with cultural anthropology, diffusion is defined as spreading of cultural aspects, traits and components towards other culture. Sharing of ideas , religions, customs, practices, style, technology, language etc takes place.

According to the question, Boasians used cultural diffusion for sharing of borrowing the cultural characteristic of one culture to another culture. In this way, they spread different inventions with help of other culture.