noun
- The cardinal number that is the sum of three and one.
- synonyms: four, 4, IV, tetrad, quatern, quaternion, quaternary, quaternity, quadruplet, foursome, Little Joe
- Four performers or singers who perform together.
- synonyms: quartette
- A set of four similar things considered as a unit.
- synonyms: quartette, quadruplet, quadruple
- Four people considered as a unit.
- usage: "he joined a barbershop quartet"; "the foursome teed off before 9 a. M."
- A musical composition for four performers.
- synonyms: quartette
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). quartet. Retrieved September 22, 2026, from http://smartdefine.org/quartet/definitions/1218720 |
| Chicago | WordNet. 2010. "quartet" http://smartdefine.org/quartet/definitions/1218720 (accessed September 22, 2026). |
| Harvard | WordNet 2010, quartet, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/quartet/definitions/1218720>. |
| MLA | WordNet. "quartet" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/quartet/definitions/1218720> |