Operatic songs [arias] examples - Celeste Aida - Aide Che gelida manina - La boheme Un bel di - Madama Butterfly Di quella pira - Il trovatore Recondita armonia - Tosca
Yes
An aria is an extended operatic solo.
Any operatic solo is called an aria.
Eaton Operatic Society ended in 1965.
Purcell Operatic Society ended in 1902.
Purcell Operatic Society was created in 1899.
Belfast Operatic Company was created in 1960.
Eaton Operatic Society was created in 1919.
Really wouldn't consider either band to be Metal (at least, not anymore), but Within Temptation and Delain both have songs by that name.
Carmarthen Amateur Operatic Society was created in 1891.
Geneva Amateur Operatic Society was created in 1971.
Plain songs, or Plainsongs are songs that are traditionally used in the liturgies of the Roman Catholic Church. Some examples are Hail Mary and The Lord's Prayer. Most of these songs are of anonymous authorship.