Non-cutoff (Lighting) : Luminaire light distribution is classified as non-cutoff when there is no candlepower limitation in the zone above max candlepower
Young & Company Electric Power Products and Related Engineering Services, Glossary of Electrical Terms, http://www.youngco.com/young2.asp?ID=4&Type=3, CA., USA 2001. (Electr Sfty - Amer) {514}