That has the power to authorize; authoritative. Obsolete.

Of persons: Having weight or importance; influential, respected. (Sometimes used as an epithet of respectful address.) Of authors, books, maxims…

Of or relating to a person in authority; possessing authority. Obsolete.

That overrules something or someone; that exerts superior or absolute authority; prevailing.

Of or relating to, or befitting a master; designating a master; authoritative, dogmatic. Cf. magisterial, adj. 1. Now rare.

Appropriate to a lord or ruler; (also) having power or authority; authoritative. Obsolete.

Of, relating to, designating, or befitting a master, teacher, or other person qualified to speak with authority; masterly, authoritative, commanding…

= authoritative, adj. (in various senses).

Of a person, his or her attributes, appearance, behaviour, etc.: conveying an impression of authority; characterized by an air of authority…

Of or pertaining to a master.

Of or pertaining to authority; authoritative.

Able to take charge of a situation; characterized by leadership or authority. Cf. take-hold, adj.

Able to take charge of a situation; characterized by leadership or authority. Cf. take-charge, adj.