from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Sonority.
from The Century Dictionary and Cyclopedia
- n. Sonorous character or quality: as, the sonorousness of metals, of a voice, of style, etc.
from 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
sonorous + -ness (Wiktionary)