Bible Dictionaries
Authoritative

Webster's Dictionary

(1):

(a.) Having an air of authority; positive; dictatorial; peremptory; as, an authoritative tone.

(2):

(a.) Having, or proceeding from, due authority; entitled to obedience, credit, or acceptance; determinate; commanding.

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