Emily Dickinson Lexicon

PAS'TIL, n. [L. pastillus; It. pastiglia; Fr. pastille. See Paste.]

1. A roll of paste, or a kind of paste made of different colors; ground with gum-water in order to make crayons. – Encyc.
2. In pharmacy, a dry composition of sweet smelling resins, aromatic woods, &c. burnt to clear and scent the air of a room. – Encyc.