tetrachord

[te-truh-kawrd]

Origin of tetrachord

First recorded in 1595–1605, tetrachord is from the Greek word tetráchordos having four strings. See tetra-, chord1
Related formstet·ra·chor·dal, adjective
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Historical Examples of tetrachord


British Dictionary definitions for tetrachord

tetrachord

noun
  1. (in musical theory, esp of classical Greece) any of several groups of four notes in descending order, in which the first and last notes form a perfect fourth
Derived Formstetrachordal, adjective

Word Origin for tetrachord

C17: from Greek tetrakhordos four-stringed, from tetra- + khordē a string
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012