bitterbark

noun

Definition of bitterbark

  1. 1 :  any of several woody plants having bitter bark: such as a Australia (1) :  a woody shrub (Alstonia constricta) with a bark sometimes used as a febrifuge (2) :  native quince (3) :  a shrub or small tree (Tabernaemontana orientalis) having evergreen leaves, sweet-scented flowers with slender tubes, and orange-colored fruit b :  fever tree b c :  cascara buckthorn

  2. 2 :  the bark from a bitterbark especially when used medicinally

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