tablet

noun

1. a thin, flat piece of stone, wood, metal, etc. shaped for a specific purpose
2. such a piece with an inscription, used as a memorial wall panel; plaque
3. 1. a smooth, flat leaf made of wood, ivory, metal, etc. and used to write on
   2. a set of such leaves fastened together
4. a writing or drawing pad consisting of sheets of paper glued together at one edge
5. a small, flat piece of solid or compressed material, as of medicine, soap, etc.

Etymology: ME tablette < MFr tablete, dim. of table: see table