The meaning of AUTHORITATIVE is having, marked by, or proceeding from authority. How to use authoritative in a sentence.

AUTHORITATIVE definition: 1. showing that you are confident, in control, and expect to be respected and obeyed: 2…. Learn more.

Definition of authoritative adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Someone or something that is authoritative gives an impression of power and importance and is likely to be obeyed. He has a commanding presence and a deep, authoritative voice. Her smile was warm …

1. Having or arising from authority; official: an authoritative decree; authoritative sources. 2. Of acknowledged accuracy or excellence; highly reliable: an authoritative account of the revolution. 3. …

having the sanction or weight of authority: an authoritative opinion. substantiated or supported by documentary evidence and accepted by most authorities in a field: an authoritative edition of …

Factsheet What does the adjective authoritative mean? There are three meanings listed in OED's entry for the adjective authoritative. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

1. Having or arising from authority; official: an authoritative decree; authoritative sources. 2. Of acknowledged accuracy or excellence; highly reliable: an authoritative account of the revolution. 3. …

AUTHORITATIVE definition: having due authority; having the sanction or weight of authority. See examples of authoritative used in a sentence.

Dec 4, 2025 · authoritative (comparative more authoritative, superlative most authoritative) Arising or originating from a figure of authority. synonyms Synonyms: formal, proper The authoritative rules in …