angostura bark

an·gos·tu·ra bark

noun \ˌaŋ-gə-ˈst(y)u̇r-ə-\

Definition of ANGOSTURA BARK

: the aromatic bitter bark of either of two South American trees (Galipea officinalis and Cusparia trifoliata) of the rue family used especially formerly as a tonic and antipyretic—called also angostura