Synonym: 4, IV, Little Joe, four, foursome, quadruple, quadruplet, quartette, quatern, quaternary, quaternion, quaternity, tetrad. Similar words: quarter, quarterback, last quarter, first quarter, headquarters, close quarters, quartz, square. Meaning: [kwɔr'tet /kwɔː'tet] 
n. 1. the cardinal number that is the sum of three and one 2. four performers or singers who perform together 3. a set of four similar things considered as a unit 4. four people considered as a unit 5. a musical composition for four performers.
n. 1. the cardinal number that is the sum of three and one 2. four performers or singers who perform together 3. a set of four similar things considered as a unit 4. four people considered as a unit 5. a musical composition for four performers. 
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(121) Although known chiefly for his violin miniatures, he also wrote an operetta, Apple Blossoms, a string quartet, and cadenzas to the Beethoven and Brahms concertos .
(122) A barbershop quartet that is used to singing in front of a pair of area mikes notwithstanding, a good sound man can make or break your group.
(123) The rosy-cheeked, Bright-eyed quartet looked so charming in their light summer attire, clinging to the roadside bank.
More similar words: quarter, quarterback, last quarter, first quarter, headquarters, close quarters, quartz, square, quarry, quarrel, square up, aquarium, quarantine, quarrel with, fair and square, quarrelsome, artery, barter, parted, cartel, hearten, charter, starter, repartee, artefact, descartes, dishearten, heartening, wholehearted, earthquake.