the GNU version of the Collaborative International Dictionary of English
n. The quality or state of being sonorous; sonorousness.
The Century Dictionary and Cyclopedia
n. Sonorousness.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. having the character of a loud deep sound; the quality of being resonant
Word Usage
"He employed extremes in sonority and reveled in distortions and interruptions, often through the ironic use of recognizable fragments from the everyday world."