Meaning of Boehm system

Boehm' sys"tem

Pronunciation: (bām, bōm), [key]
  1. a system of improved fingering and keying for the flute and clarinet, invented by the German musician Theobald Boehm (1794–1881).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.