Bible Dictionaries
Sesquisulphide

Webster's Dictionary

(n.) A sulphide, analogous to a sesquioxide, containing three atoms of sulphur to two of the other ingredient; - formerly called also sesquisulphuret; as, orpiment, As2S3 is arsenic sesquisulphide.

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