Bible Dictionaries
Thiophthene

Webster's Dictionary

(n.) A double thiophene nucleus, C6H4S2, analogous to thionaphthene, and the base of a large series of compounds.

Bibliography Information
Webster, Noah. Entry for 'Thiophthene'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/thiophthene.html. 1828.