Tablet \Ta"blet\, n. [F. tablette, dim. of table. See Table.]

1. A small table or flat surface.

2. A flat piece of any material on which to write, paint, draw, or engrave; also, such a piece containing an inscription or a picture.

3. Hence, a small picture; a miniature. [Obs.]

4. pl. A kind of pocket memorandum book.

5. A flattish cake or piece; as, tablets of arsenic were formerly worn as a preservative against the plague.

6. (Pharm.) A solid kind of electuary or confection, commonly made of dry ingredients with sugar, and usually formed into little flat squares; -- called also lozenge, and troche, especially when of a round or rounded form.

Source: Webster's Revised Unabridged Dictionary (1913)