Synonyms & related words for authoritative

Find synonyms, related words, and the definition of authoritative — including authorized, magisterial, influential, important, preeminent, reliable. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to authoritative

Explore words related to authoritative — words associated with it, words that go with it, and its nearest matches in meaning. Related words include definitive, authoritativeness, authoritatively, authority, magisterially, domineeringly, imprimatur, encyclopedic. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for authoritative

Common synonyms for authoritative include authorized, magisterial, influential, important, preeminent, reliable, trustworthy, imperious — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does authoritative come from?

The word authoritative breaks down into one root of Latin origin: the root author-, from Latin auctor (“originator”). Explore each root to see other English words built from the same source.