The Collaborative International Dictionary
Stentorophonic
Stentorophonic \Sten`to*ro*phon"ic\, a. [Gr. ? Stentor + ? a sound, voice. See Stentor.] Speaking or sounding very loud; stentorian. [Obs.]
Of this stentorophonic horn of Alexander there is a
preserved in the Vatican.
--Derham.
Wiktionary
stentorophonic
a. (context obsolete English) (synonym of stentorian English)
Usage examples of "stentorophonic".
This was called a stentorophonic tube, and seems to have been a sort of gigantic megaphone or speaking-trumpet.