/kahr"teuh/ , n. , pl. chartae /-tee/ . Pharm.
1. a strip of paper that is impregnated with a medicinal substance, for external application.
2. Also called chartula, powder paper . a paper folded so as to form a packet for a powdered medicament.
[ bef. 1000; OE, for earlier sense of "letter, document" chártes papyrus leaf, sheet of paper, lit., something to make marks on; see CHARACTER ]