Bible Dictionaries
Castoreum

Webster's Dictionary

(n.) A peculiar bitter orange-brown substance, with strong, penetrating odor, found in two sacs between the anus and external genitals of the beaver; castor; - used in medicine as an antispasmodic, and by perfumers.

Bibliography Information
Webster, Noah. Entry for 'Castoreum'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​c/castoreum.html. 1828.