Entertaiment is a large and complex field of endeavor that encompasses many forms of artistic expression, including movies, music, games, literature, art, and live performance. It also includes sports, philanthropy, and a vast array of other pursuits, from sex to science. Entertainment can be viewed as a means of social, political, and/or economic change. In fact, numerous organizations are using entertaiment to promote causes ranging from the eradication of cancer to the preservation of cultural heritage. Click on a collocation to see examples. The word entertaiment is derived from the Latin intertenere, meaning “to hold inside.” This is an example of an ambivalent word, whose semantics constantly shift to meet changing societal needs.