Related Clues:

• Chamber composition
• Three trios joined together
• Largish combo
• Trio tripled
• The Supreme Court, e.g.
• Baseball team or innings
• The Muses, e.g.
• Musical nine
• Baseball team
• Certain jazz combo
• Any group of nine
• Octad plus one
• Large jazz group
• Trio of trios
• Large chamber group