Groups of eight musicians

OCTETS

["Think of a term for a musical ensemble that starts with the prefix for eight."]

The clue "Groups of eight musicians" leads to the answer "OCTETS" through a straightforward definition. An octet is a musical ensemble consisting of eight musicians. The term is derived from the prefix "oct-" meaning eight. Therefore, the clue directly defines the term "octets," which is the answer. There is no wordplay, pun, or cultural reference involved in this clue; it is a simple definition clue.