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Definition of authoritative adjective from the Oxford Advanced Learner's Dictionary

authoritative

adjective
 
/ɔːˈθɒrətətɪv/
 
/əˈθɔːrəteɪtɪv/
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  1. showing that you expect people to obey and respect you
    • an authoritative tone of voice
    Extra Examples
    • A very authoritative voice shouted, ‘Get back inside.’
    • His tone was clear and authoritative.
    • They began to resent his authoritative manner.
  2. that you can trust and respect as true and correct
    • the most authoritative book on the subject
See authoritative in the Oxford Advanced American DictionarySee authoritative in the Oxford Learner's Dictionary of Academic English
trait
noun
 
 
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