<p><strong>Abbreviation</strong></p><ul><li>for long playing; long play:<ul><li>a vinyl phonograph record played at 33 1/3 rpm and typically containing seven or more tracks, or one or more long classical pieces.</li><li>a full-length music album, typically comprised of ten to twelve songs: called LP as an evolution of the traditional long-playing record, albums in other formats are not known by the underlying expanded form, and identified only by the abbreviation.</li></ul></li></ul>