Learn how to say Sonorousness correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word sonorous:
(of a person’s voice or other sound) imposingly deep and full:
he read aloud with a sonorous and musical voice
capable of producing a deep or ringing sound:
the alloy is sonorous and useful in making bells
(of a speech or style) using imposing language:
he relished the sonorous words of condemnation