authoritative
[ uh-thawr-i-tey-tiv, uh-thor- ]
/ əˈθɔr ɪˌteɪ tɪv, əˈθɒr- /
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adjective
substantiated or supported by documentary evidence and accepted by most authorities in a field: an authoritative edition of Shakespeare; an authoritative treatment of a subject.
OTHER WORDS FOR authoritative
1 official.
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Origin of authoritative
First recorded in 1595–1605; authorit(y) + -ative
OTHER WORDS FROM authoritative
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use authoritative in a sentence
British Dictionary definitions for authoritative
authoritative
/ (ɔːˈθɒrɪtətɪv) /
adjective
recognized or accepted as being true or reliablean authoritative article on drugs
exercising or asserting authority; commandingan authoritative manner
possessing or supported by authority; officialan authoritative communiqué
Derived forms of authoritative
authoritatively, adverbauthoritativeness, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
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