Answer: octet

AnswerCrossword Clue
OCTET

Double quartet

OCTET

Eightsome

OCTET

Fairly big combo

OCTET
The Brady Bunch, e.g.
OCTET
Good-sized band
OCTETComposition for eight
OCTETEight is enough for this
OCTETGroup of eight
OCTETMusic for eight
OCTETMusical eightsome
OCTETBig band
OCTETChamber group
OCTETSanta's reindeer, e.g.
OCTETTwo foursomes
OCTETDuo quadrupled
OCTETFoursome doubled
OCTETAny eight
OCTETGood-sized combo
OCTETNinesome minus one
OCTETSquare dance group
OCTETQuadrille group
OCTETSquare-dance group
OCTETBand of eight
OCTETIgor Stravinsky's "... for Wind Instruments"
OCTETTwo merged barbershop groups, say
OCTETChamber work
OCTETQuarts in a peck, e.g.
OCTETMid-sized music group
OCTETEight-member group
OCTETGood-sized wedding band
OCTETLargish combo
OCTETMidsized ensemble
OCTETPair of fours
OCTETGood-sized ensemble
OCTETCheckerboard rows, e.g.
OCTETFour duos
OCTETLargish musical combo
OCTETMadrigal group
OCTETMendelssohn wrote a notable one at age 16
OCTETThe kids in "Eight Is Enough," e.g.