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[uh-thawr-i-tey-tiv, uh-thor-] /əˈθɔr ɪˌteɪ tɪv, əˈθɒr-/
having due authority; 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 Shakespeare; an authoritative treatment of a subject.
having an air of authority; accustomed to exercising authority; positive; peremptory; dictatorial:
said with an authoritative air.
Origin of authoritative
First recorded in 1595-1605; authorit(y) + -ative
Related forms
authoritatively, adverb
authoritativeness, noun
nonauthoritative, adjective
nonauthoritatively, adverb
nonauthoritativeness, noun
unauthoritative, adjective
unauthoritatively, adverb
unauthoritativeness, noun
1. official. 3. dogmatic, authoritarian. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for authoritativeness
Historical Examples
  • There was likewise nothing startling in Bacons view of the Fathers, and their knowledge and authoritativeness.

  • The great difficulty that authoritativeness has to contend with is some other authoritativeness.

    The Book of the Damned Charles Fort
  • In this manner arises the authoritativeness of moral requirements, as designating the latest and highest order of means.

  • Dazed and awed by the man's authoritativeness the boys ran down to the water to see what was the trouble.

  • authoritativeness is characteristic of His mode of teaching.

    Modern Skepticism C. J. Ellicott
  • He had a simple and direct way with them, equally removed from both petting and authoritativeness.

    Hugh Arthur Christopher Benson
  • And this idea of authoritativeness is one element in the abstract consciousness of duty.

    The Data of Ethics Herbert Spencer
British Dictionary definitions for authoritativeness


recognized or accepted as being true or reliable: an authoritative article on drugs
exercising or asserting authority; commanding: an authoritative manner
possessing or supported by authority; official: an authoritative communiqué
Derived Forms
authoritatively, adverb
authoritativeness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for authoritativeness



c.1600, "dictatorial" (a sense now restricted to authoritarian), from Medieval Latin authoritativus (see authority). Meaning "possessing authority" is recorded from 1650s; that of "proceeding from proper authority" is from 1809. Related: Authoritatively; authoritativeness.

Online Etymology Dictionary, © 2010 Douglas Harper
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