Bedeutung von “authoritative” — Learner’s Dictionary

authoritative

adjective us uk /ɔːˈθɒrɪtətɪv/
INFORMATION

An authoritative book, report, etc is respected and considered to be accurate:

an authoritative guide
PERSON

confident and seeming to be in control of a situation:

an authoritative manner/voice

(Definition von “authoritative” aus dem Cambridge Learner's Dictionary © Cambridge University Press)