adj.
Pronunciation: s ə - ' no ̇ r- ə s, ' sä-n ə -r ə s
Function: adjective
Etymology: Latin sonorus; akin to Latin sonus sound
Date: 1611
1 : producing sound (as when struck)
2 : full or loud in sound <a sonorous voice>
3 : imposing or impressive in effect or style
4 : having a high or an indicated degree of sonority < sonorous sounds such as \ ä \ and \ o ̇ \ >
– so · no · rous · ly adverb
– so · no · rous · ness noun