AUTHORITATIVE


Meaning of AUTHORITATIVE in English

[ ɔ:'θɒrɪtətɪv , -ˌteɪtɪv ]

■ adjective

1》 reliable because true or accurate: an ~ source.

2》 commanding and self-confident.

3》 supported by authority.

Derivatives

~ly adverb

~ness noun

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.