1 The training available to lawyers, usually through seminars, to continue their legal education, hone their skills, and keep up with the latest developments within a particular area of the law. Abbreviated CLE. 2 The industry of the providers of seminars, books, and other materials designed to provide such training to lawyers. Abbreviated CLE. mandatory continuing legal education. Such training to the extent it is required by a state or a state bar association. In most states, lawyers are re...