Opobalsam \Op`o*bal"sam\, Opobalsamum \Op`o*bal"sa*mum\, n. [L.
opobalsamum, Gr. ?; ? vegetable juice + ? balsam.] (Med.)
The old name of the aromatic resinous juice of the
{Balsamodendron opobalsamum}, now commonly called {balm of
Gilead}. See under {Balm}.