قاموس اللغة الإنجليزية

A board which supports the back wen one is sitting;

A board serving as the back part of anything, as of a wagon.

A thin stuff used for the backs of framed pictures, mirrors, etc.

A board attached to the rim of a water wheel to prevent the water from running off the floats or paddies into the interior of the wheel.

A board worn across the back to give erectness to the figure.