D defs.my
Entry 1 sense Webster, 1913

Quintet

/kwĭn-tĕt'/ · Quin·tet · IPA /kwɪnˈtɛt/
01 n. A composition for five voices or instruments; also, the set of five persons who sing or play five-part music.
  1. 1.
    A composition for five voices or instruments; also, the set of five persons who sing or play five-part music.(Mus.)