Something that gives pleasure, diversion or amusement. It is often euphoric and makes one forget about problems. Entertainment hits on themes that the human brain was evolved to react deeply to. It can stimulate the brain to realease seratonin and dopamine.
Entertaining has become a major industry. People are entertained by television, movies, games, sports, music and other activities.
A familiar form of entertainment is a story. For example, the story of Scheherazade in the Persian professional storytelling tradition inspired composers such as Rimsky-Korsakov and Ravel to write orchestral pieces; filmmaker Pasolini made a film adaptation; and there are many innovative video games based on this tale.
Entertainment is abbreviated to entmt on fliers or in certain industry news publications where space is limited.