TEREBENE
Noun
terebene (countable and uncountable, plural terebenes)
(obsolete, medicine) Any of various preparations, composed mainly of terpenes, obtained from camphor or turpentine by several chemical methods, used as an expectorant and antiseptic
Source: Wiktionary
Ter"e*bene, n. (Chem.)
Definition: A polymeric modification of terpene, obtained as a white
crystalline camphorlike substance; -- called also camphene. By
extension, any one of a group of related substances.
Source: Webster’s Unabridged Dictionary 1913 Edition