Advanced  Television  Enhancement  Forum.A  standard-setting  organization  that  defines  the

protocols   for   HTML-based   enhanced   television.   •   The   organization   is   an   alliance   of

representatives    from    broadcast    and    cable    networks,    the    consumer    electronics    and

personal-computer industries, and television-transport companies. — Abbr. ATVEF. [Blacks Law 8th]