Giving us a last embracing and comprehensive glance he drew it, already pivoting Jupiter on the tight snaffle; his hair tossed beneath the cocked hat, the sabre flashed and glinted; he cried, not loud yet stentorian: Trot! Canter! Charge!.
(of a voice) loud, powerful, booming, suitable for giving speeches to large crowds
A stentorian voice is very loud and strong. He bellowed in a stentorian voice. a stentorian voice is very loud and powerful (Stentor man with a very loud voice in an ancient Greek story)