What does LBD stand for as it pertains to a conduit fitting in electrical work?

LBD stands for "Liquidtight Flexible Nonmetallic Conduit Body." It refers to a type of conduit fitting used in electrical installations to connect sections of liquidtight flexible nonmetallic conduit. LBD fittings provide a means to change the direction of the conduit run or to create a junction point while maintaining protection against moisture and other environmental factors.