1. authoritative - Adjective
2. authoritative - Adjective Satellite
Having, or proceeding from, due authority; entitled to obedience, credit, or acceptance; determinate; commanding.
Having an air of authority; positive; dictatorial; peremptory; as, an authoritative tone.
Source: Webster's dictionaryHow long shall we blunder along without the aid of unpartisan and authoritative scientific assistance in the administration of justice, no one knows; but all fair persons not conventionalized by provincial legal habits of mind ought, I should think, unite to effect some change. Learned Hand
Only what coronation is in an earthly way, baptism is in a heavenly way; God's authoritative declaration in material form of a spiritual reality. Frederick William Robertson
Again, we saw in Bosnia - we had U.N. peacekeepers tied to trees, being taken hostage. The fact is they don't have the type of deliberate and authoritative rule that I think is needed to get the job done. Peter T. King
It is one of the paradoxes of journalism: The more servile a reporter is toward his sources, the more authoritative he can appear in print. Andrew Ferguson
Everything poetic exists as a subset of a whole, and within the authoritative system of Nature. Vanna Bonta
In a general way, a major goal of the propagandist is to seek some kind of authoritative backing for the belief he or she is propagating. Randal Marlin