/ ˌæŋgəˈstjʊərə; NAmE -ˈstʊrə/ noun
[ U ] a bitter liquid, flavoured with the bark of a tropical tree, that is used to give flavour to alcoholic drinks
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WORD ORIGIN
late 18th cent.: from the place name Angostura, the former name (until 1846) for Ciudad Bolívar, a city in SE Venezuela.