bitterbark

noun

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 sense b

c

: cascara buckthorn

2

: the bark from a bitterbark especially when used medicinally

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now