Peruvian bark en · NOUN
Etymology
From the origin of cinchonaceous trees in the forests of Peru.
Meanings
-
(historical, uncountable) Cinchona bark, chiefly as used in medicine.
[H]e will soon begin to like & wish for this refreshment, & will with the use of Peruvian Bark & Steel, regain his Tranquillity of Mind & Body.
1789 January 17, Hester Thrale Piozzi, Thraliana: