His voice shrivels with age but keeps the authoritative tone of a man who has known power.

"I don't believe we've met," he says to her in an authoritative but cordial tone.

I must then launch into something like the following soliloquy in my best authoritative tones.

Sounds impressive in your usual fake authoritative tone doesn't it?

The question was asked in an authoritative tone that made it anything but polite conversation.

McConkie's works in general are characterized by their authoritative tone.

Another voice broke the silence, calling them in an authoritative tone.

But this time, in addition to the authoritative tone, a hint of a threat had been added.

"But of course they have," a woman was saying, in an authoritative tone of voice.

Ken Wolfe's voice was suddenly different, carrying a more authoritative tone.