Pronunciation: (kûr'shul; Ger. kœ'khul), [key]
the chronological number of a composition of Mozart as assigned in the catalog of the composer's works compiled in the 19th century by the Austrian musicologist Ludwig von Köchel (1800–1877) and since revised several times. Abbr.: K Also called Kö'chel num"ber.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.