An LP record (or long-play record) is a type of gramophone record. It is a 33⅓ rpm vinyl disc with little lines called grooves that go around the center. It is generally either 10- or 12-inches in diameter. They are played by a turntable. A turntable spins the record while a lever with a small needle on the bottom. The needle goes in between the little grooves. When this happens, music is played.