1
a large board with a smooth dark surface for writing on with chalk.
2
a small book for writing notes in.
3
an instrument for writing or drawing, typically consisting of a thin stick of graphite enclosed in a long, thin piece of wood or fixed in a thin cylindrical case.
4
an electronic device which is capable of receiving information (data) and performing a sequence of logical operations in accordance with a predetermined but variable set of procedural instructions (program) to produce a result in the form of information or signals.
5
a tough elastic polymeric substance made from the latex of a tropical tree or synthetically.
6
1 a piece of furniture with a flat top and one or more legs, providing a level surface for eating, writing, or working at
7
1 a written or printed work consisting of pages glued or sewn together along one side and bound in covers
