[n] official permission or approval; "authority for the program was renewed several times"
[n] the power or right to give orders or make decisions; "he has the authority to issue warrants"; "deputies are given authorization to make arrests"
[n] freedom from doubt; belief in yourself and your abilities; "his assurance in his superiority did not make him popular"; "after that failure he lost his confidence"; "she spoke with authority"
[n] an authoritative written work; "this book is the final authority on the life of Milton"
[n] an administrative unit of government; "the Central Intelligence Agency"; "the Census Bureau"; "Office of Management and Budget"; "Tennessee Valley Authority"
[n] an expert whose views are taken as definitive; "he is an authority on corporate law"
[n] (usually plural) persons who exercise (administrative) control over others; "the authorities have issued a curfew"
agency, assurance, authorisation, authorization, bureau, confidence, dominance, federal agency, government agency, office, sanction, say-so, self-assurance, self-confidence, sureness