opera seria[ō̂′pe rä se′rē ä; E äp′ə rə ser′ē ə, -sir′-]
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
18th-cent. opera characterized by the stylized treatment of mythological or classical subjects and the extensive use of arias
Origin: It, serious opera
Used by arrangement with John Wiley & Sons, Inc.