1) Italian music history 
A form of Calabrian multi-part song
In music, a villanella (plural villanelle — not to be confused with the French poetic form villanelle) is a form of light Italian secular vocal music which originated in Italy just before the middle of the 16th century. It first appeared in Naples, and influenced the later canzonetta, and from there also influenced the madrigal. The subject matt...
• (n.) An old rustic dance, accompanied with singing.
16th-century Italian rustic part-song, usually for three unaccompanied voices, having no set form other than the presence of a refrain. The ...
Vil`la·nel'la noun ; plural Villanelle . [ Italian , a pretty country girl.] (Mus.) An old rustic dance, accompanied with singing. 
The villanella is an old rustic dance, accompanied with singing.
A form of Calabrian multi-part song