E and O Vowels – The New App for Opera Singers A must-have pocket reference for singers, repetiteurs, chorus masters and voice teachers, this app is an alphabetical list of Italian words identifying the correct pronunciation of stressed E & O vowels in Italian lyric diction. Share this: Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Like Loading...