authoritative

English Dictionary -> Letter A -> authoritative

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authoritative Definition

• (s) having authority or ascendancy or influence; "an important official"; "the captain''s authoritative manner"
• (s) of recognized authority or excellence; "the definitive work on Greece"; "classical methods of navigation"
• (s) sanctioned by established authority; "an authoritative communique"; "the authorized biography"

authoritative Synonyms

• authorised
• authoritative
• authorized
• classical
• definitive
• important