Angostura bark \An`gos*tu"ra bark`\
([aum][ng]`g[o^]s*t[=oo]"r[.a] b[aum]rk`). [From Angostura,
in Venezuela.]
An aromatic bark used as a tonic, obtained from a South
American of the rue family ({Galipea cusparia, or
officinalis}). --U. S. Disp.