Synonyms of quartet

1. four, 4, IV, tetrad, quatern, quaternion, quaternary, quaternity, quartet, quadruplet, foursome, Little Joe, digit, figure: usage: the cardinal number that is the sum of three and one
2. quartet, quartette, musical organization, musical organisation, musical group: usage: four performers or singers who perform together
3. quartet, quartette, quadruplet, quadruple, set: usage: a set of four similar things considered as a unit
4. quartet, quartette, foursome, gathering, assemblage: usage: four people considered as a unit; "he joined a barbershop quartet"; "the foursome teed off before 9 a.m."
5. quartet, quartette, musical composition, opus, composition, piece, piece of music: usage: a musical composition for four performers