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Showing results for authoritative. Search instead for auktoritativa.
Definitions

authoritative

[uh-thawr-i-tey-tiv, uh-thor-] / əˈθɔr ɪˌteɪ tɪv, əˈθɒr- /
ADJECTIVE
recognized as true, valid
Synonyms
STRONGEST
accurate authentic definitive dependable factual reliable scholarly trustworthy truthful
WEAK
attested authenticated circumstantiated confirmed documented faithful learned legit proven righteous sound straight from horse's mouth supported validated verified veritable
Antonyms
STRONGEST
dishonest false inaccurate irresponsible undependable unreliable untrustworthy untruthful
ADJECTIVE
domineering
Synonyms
STRONGEST
commanding decisive dominating imposing
WEAK
assertive authoritarian autocratic dictatorial doctrinaire dogmatic imperative imperious masterly officious peremptory self-assured
Antonyms
STRONGEST
indecisive
ADJECTIVE
official, authorized
Synonyms
WEAK
administrative approved bureaucratic canonical departmental ex cathedra ex officio executive imperial lawful legal legitimate magisterial mandatory ruling sanctioned sovereign supreme

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He is editor-in-chief for Lloyd’s List, the most authoritative publication on shipping news, data and intelligence during a webinar hosted Monday by the Henry Jackson Society, a foreign policy thinktank.

From MarketWatch • Apr. 21, 2026

Lead researcher Dr Nicholas Tiller explains: "They are designed to give very confident, very authoritative responses, and that conveys a sense of credibility, so the user assumes that it must know what it's talking about."

From BBC • Apr. 18, 2026

As Salon’s Amanda Marcotte recently explained on “The Daily Blast with Greg Sargent,” Fox is still the authoritative voice of the movement for older conservatives.

From Salon • Apr. 12, 2026

He questioned Sauer’s reliance on “Roman law sources” and other obscure citations while pointing out that more relevant, authoritative sources cut against his argument.

From Slate • Apr. 1, 2026

The surgeon was incensed by this and in his most authoritative manner said that it was necessary for Mr. Mandela to remain in hospital overnight and that he would not release me under any circumstances.

From "Long Walk to Freedom" by Nelson Mandela

Vocabulary lists containing authoritative

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Vocabulary Video Contest (2013) - List 2

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The Last Cuentista

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