{ Quartet, Quartette } (?), n. [It. quartetto, dim. of quarto the fourth, a fourth part, fr. L. quartus the fourth. See Quart.] 1. (Mus.) (a) A composition in four parts, each performed by a single voice or instrument. (b) The set of four person who perform a piece of music in four parts.
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2. (Poet.) A stanza of four lines.
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