authoritative
adjective /ɔːˈθɒrətətɪv/
/əˈθɔːrəteɪtɪv/
- 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.
- She began to resent his authoritative manner.
- that you can trust and respect as true and correct
- the most authoritative book on the subject