Definitions

1. adjective

having or using a powerful and loud voice

“The stentorian voice of the preacher filled the entire auditorium.”

2. noun

a person who speaks in a powerful and loud voice

“The stentorian of the crowd demanded justice.”

3. noun

the voice of a stentor, a mythical herald in Greek legend who was known for his loud voice

“The stentorian of the ancient Greek armies was feared by their enemies.”