Anthropology is the academic study of humanity. It deals with all that is characteristic of the human experience, from physiology and the evolutionary origins to the social and cultural organization of human societies as well as individual and collective forms of human experience. It has origins in the humanities, the natural sciences, and the social sciences. The term "" is from the Greek anthrōpos , "man", understood to mean humankind or humanity, and (-λογία), "discourse" or "study."