| Opera or concert conclusion? | 28 |
| Opera or hard | 13 |
| Opera output | 12 |
| Opera ovation | 13 |
| Opera overture | 14 |
| Opera part | 10 |
| Opera part, in Orly | 19 |
| Opera parts | 11 |
| Opera patron Kahn | 17 |
| Opera performed today, yet neglected | 36 |
| Opera persona | 13 |
| Opera piece | 11 |
| Opera pieces | 12 |
| Opera premiere at La Scala in 1887 | 34 |
| Opera premiere of 1835 | 22 |
| Opera premiere: Cairo, 1871 | 27 |
| Opera premiere: Milan, 1831 | 27 |
| Opera premiere: Paris, 1881 | 27 |
| Opera premiere: Rome, 1900 | 26 |
| Opera premiere: St. Petersburg, 1836 | 36 |
| Opera premiere: Venice, 1857 | 28 |
| Opera prince | 12 |
| Opera princess | 14 |
| Opera prop | 10 |
| Opera prop, perhaps | 19 |
| Opera quickie | 13 |
| Opera redone by Disney | 22 |
| Opera redone by Elton John | 26 |
| Opera redone by Elton John and Tim Rice | 39 |
| Opera rival | 11 |
| Opera role | 10 |
| Opera script | 12 |
| Opera section | 13 |
| Opera seen frequently in crosswords | 35 |
| Opera segment | 13 |
| Opera selection | 15 |
| Opera set along the Nile | 24 |
| Opera set in 1800 Rome | 22 |
| Opera set in ancient Egypt | 26 |
| Opera set in ancient Thebes | 27 |
| Opera set in Cyprus | 19 |
| Opera set in Egypt | 18 |
| Opera set in Egypt and written by an Italian | 44 |
| Opera set in Eqypt | 18 |
| Opera set in Mantua | 19 |
| Opera set in Memphis | 20 |
| Opera set in Rome | 17 |
| Opera set in Rome in 1800 | 25 |
| Opera set in Seville | 20 |
| Opera set in the age of pharaohs | 32 |
| Opera set in the time of the Pharaohs | 37 |
| Opera set near the Nile | 23 |
| Opera set on Cyprus | 19 |
| Opera set on the banks of the Nile | 34 |
| Opera setting for "Aida" | 34 |
| Opera setting, for short | 24 |
| Opera showstopper | 17 |
| Opera singer | 12 |
| Opera singer Bostridge | 22 |
| Opera singer Callas | 19 |
| Opera singer Caruso | 19 |
| Opera singer created by Arthur Conan Doyle | 42 |
| Opera singer Enrico | 19 |
| Opera singer Ezio | 17 |
| Opera singer Flagello | 21 |
| Opera singer Fleming | 20 |
| Opera singer Gluck | 18 |
| Opera singer in an opera | 24 |
| Opera singer known as "La Divina" | 43 |
| OPERA SINGER LEONTYNE | 21 |
| Opera singer Lily | 17 |
| Opera singer Luisa whose name can be found on some menus | 56 |
| Opera singer Mario | 18 |
| Opera singer Mitchell of "Porgy and Bess" | 51 |
| Opera singer nicknamed "La Divina" | 44 |
| Opera singer Pinza | 18 |
| Opera singer Raffanti | 21 |
| Opera singer Renata | 19 |
| Opera singer Roswaenge | 22 |
| Opera singer Simon | 18 |
| Opera singer Simon ___ | 22 |
| Opera singer supreme | 20 |
| Opera singer Terfel | 19 |
| Opera singer Tetrazzini | 23 |
| Opera singer who played Nellie on "Downton Abbey" | 59 |
| Opera singer with nine Grammys, to a double-crosser | 51 |
| Opera singer ___ Callas | 23 |
| Opera singer ___ Te Kanawa | 26 |
| Opera singers' concerns | 27 |
| Opera solo | 10 |
| Opera solo piece | 16 |
| Opera solos | 11 |
| Opera song | 10 |
| Opera song sung while in the spotlight | 38 |
| Opera song, or a Vegas Strip hotel | 34 |
| Opera songs | 11 |
| Opera staple | 12 |
| Opera star | 10 |
| Opera star Adelina | 18 |
| Opera star Alda | 15 |