sextet

[seks-tet] /sɛksˈtɛt/
noun
1.
any group or set of six.
2.
Also, sestet. Music.
  1. a company of six singers or players.
  2. a musical composition for six voices or instruments.
Also, sextette.
Origin
1835-45; half-Latinized variant of sestet; see sex-
Can be confused
sextant, sextet, sexton.
British Dictionary definitions for sextet

sextet

/sɛksˈtɛt/
noun
1.
(music) a group of six singers or instrumentalists or a piece of music composed for such a group
2.
a group of six people or things
Word Origin
C19: variant of sestet, with Latinization of ses-
Word Origin and History for sextet
n.

1841, altered (by influence of German Sextett) from sestet.