the bitter, aromatic bark of either of two South American citrus trees, Galipea officinalis or G. cusparia, used in medicine and in the preparation of liqueurs and bitters.
Also called an⋅gos⋅tu⋅ra.
Origin: 1785–95; after Angostura (now Ciudad Bolívar), town in central Venezuela
an·gos·tu·ra bark (āng'gə-stŏŏr'ə, -styŏŏr'ə) n. The bitter aromatic bark of either of two South American trees (Galipea officinalis or Cusparia trifoliata), used as a flavoring in bitters and as a tonic.
Main Entry: an·gos·tu·ra bark Pronunciation: "a[ng]-g&-'st(y)ur-&- Function: noun : the aromatic bitter bark of either of twoSo. American trees (Galipea officinalis and Cusparia trifoliata) of the rue family used especially formerly as a tonic and antipyretic called also angostura