Balsam

(baul's am.) [Gr. balsam on.] An oily aromatic substance, either liquid or semi-solid, resembling a resin, either combined with benzoic acid or with an e ential oil, or both,flowing, either spontaneously or by means of incisions, from certain plants, and used in the cure of several kinds of wounds, diseases, . The B. of Tolu is the produce of Myrospermum toluiferum; the B. of Peru, of Myrospermum peruiferum; the B. of Copaiba, of various species of Copaifera, all leguminous trees. [s. 70]