CAVATINA

Etymology

Noun

cavatina (plural cavatinas)

(music) An operatic song in slow tempo, either complete in itself or (e.g, in Bellini and Verdi) followed by a faster, more resolute section: hence

(music) A rather slow, song-like instrumental movement; the title, for example, of a movement in Beethoven's string quartet in B flat, op. 130 (1826) and of a once-famous piece (originally for violin and piano) by Raff, and of the slow movement of Rubra's string quartet No. 2.

Source: Wiktionary

Ca`va*ti"na, n. Etym: [It.] (Mus.)

Definition: Originally, a melody of simpler form than the aria; a song without a second part and a da capo; -- a term now variously and vaguely used.

Source: Webster’s Unabridged Dictionary 1913 Edition