quartette

quar=tette

WORDNET DICTIONARY

quartette(n = noun.group) quartet - four performers or singers who perform together; Array

is a kind of musical group, musical organisation, musical organization

has particulars: barbershop quartet, string quartet, string quartette

quartette(n = noun.group) quadruple, quadruplet, quartet - a set of four similar things considered as a unit; Array

is a kind of set

quartette(n = noun.group) foursome, quartet - four people considered as a unit; "he joined a barbershop quartet"; "the foursome teed off before 9 a.m."

is a kind of assemblage, gathering

has particulars: quadrumvirate

quartette(n = noun.communication) quartet - a musical composition for four performers; Array

is a kind of composition, musical composition, opus, piece, piece of music

quartette, n. [It. quartetto, dim. of quarto the fourth, a fourth part, fr. L. quartus the fourth. See Quart.].

A composition in four parts, each performed by a single voice or instrument. [1913 Webster]
A stanza of four lines. [1913 Webster]

For further exploring for "quartette" in Webster Dictionary Online