BAL'SAM, n. [L.balsamum.] An oily, aromatic, resinous substance, flowing spontaneously or by incision, from certain plants. A (p.22)
great variety of substances pass under this denomination. But in modern chimistry, the term is confined to such vegetable juices, as are liquid or spontaneously become concrete, and consist of a resinous substance, combined with benzoic acid, or capable of affording it by decoction or sublimation. The balsams are either liquid or solid; of the former, are the balm of Gilead and the balsams of copaiba, Peru and tolu; of the latter, benzoin, dragon's blood, and storax.
Balsam apple, an annual Indian plant; included under the genus Momordica. A water and a subtil oil are obtained from it, which are commended as deobstruents.
Balsam tree. This name is given to a genus of plants called Clusia; to another, called Copaifera, which produces the balsam of Copaiba; and to a third, called Pistacia, turpentine tree or mastich tree.
Balsam of Sulphur is a solution of sulphur in oil
Balsam of Tolu is the produce of the Toluifera, or Tolu tree, of South America. It is of a reddish yellow color, transparent, thick and tenacious, but growing hard and brittle by age. It is very fragrant, and like the Balsam of Peru, is a stimulant, and used as a pectoral.
Balsam of Peru, the produce of a tree in Peru, possessing strong stimulant qualities.