Quartet
WordNet
noun
(1) A musical composition for four performers
(2) Four people considered as a unit
"He joined a barbershop quartet"
"The foursome teed off before 9 a.m."
(3) A set of four similar things considered as a unit
(4) Four performers or singers who perform together
(5) The cardinal number that is the sum of three and one
WiktionaryText
Noun
- A music composition in four parts, each performed by a single voice or instrument.
- A string quartet.
- The set of four musicians who perform a piece of music together in four parts.
- A quartet of violinists.
- A group of four.