motet
A duet.
A hymn
A solo song or acapella
It's in Latin.
A capella is when a song is sung without accompaniment.
Music that consists of melody only, without harmony or accompaniment, usually sung.
Acapella is music sung without accompaniment. Spoken word is verse (poetry, etc.) spoken without music.
You may be thinking of the term 'a cappella'. It refers to music that is sung by voices without accompaniment on instruments of any kind. It comes from Cappella Sistina, the pope's chapel in Rome, where this was the only way liturgical music was performed.
A song sung by only one singer, with or without instrumental accompaniment, is called a solo. A song sung by one or more singers without instrumental accompaniment is called a cappella.
Where a piece of music is built around a melody which is sung or played on a solo instrument, other instruments which supply harmonic and rhythmic support are called the accompaniment.
Opera music is an accompaniment, excepting for overtures or such like, to a play to be sung by one or more persons and acted in costume.
Acapella singing is a manner of singing without any musical accompaniment. Literally meaning 'in the manner of the church' in Italian, this type of singing can be hauntingly beautiful and is best known as sung by Gospel singers and Barber Shop Groups It's style crosses all genres of music.
Opera is a play to be sung by one or more persons with instrumental accompaniment and acted in costume. a drama that is set to music
Acappella........ maybe?
A 'lyric' is a kind of poetry that has a perfect rhyming scheme and it used to be originally written for the purpose of being sung in the accompaniment of a 'lyre'.
Opera is a play to be sung by one or more persons with instrumental accompaniment and acted in costume. Therefore 'opera music' is the accompaniment.