Bible Dictionaries
Supererogatory

Webster's Dictionary

(a.) Performed to an extent not enjoined, or not required, by duty or necessity; as, supererogatory services.

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