What is "pastil"

Pastel \Pas"tel\, n. [F.; cf. It. pastello. Cf. Pastil.]

1. A crayon made of a paste composed of a color ground with gum water. [Sometimes incorrectly written pastil.] ``Charming heads in pastel.''
   --W. Black.

2. (Bot.) A plant affording a blue dye; the woad ( Isatis tinctoria); also, the dye itself.

3. a drawing using pastel, or of a pastel shade.

4. the art or process of drawing with pastels.

5. any of various light or pale colors.

6. a light literary work, as a sketch.

n. (dated form of pastille English)

n. a medicated lozenge used to soothe the throat [syn: cough drop, troche, pastille]