sonorousness

The soft, rounded Italian contours and sweet sonorousness of some of Chopin's cantilene cannot escape the notice of the observer.

When heard near by, the sonorousness of the sound reminds one of the cello.

They merely serve as sympathetic strings, to increase the sonorousness when the catgut-strings are played upon with the bow.

It is almost comical in a sense, this last paragraph, in its pomposity, its sonorousness.

This sounds much more imposing than dry and finely powdered clay, and satisfies by its very sonorousness.