bourdon
bour.don \'bu.(*)rd-*n\ n [ME burdoun, fr. MF bourdon bass pipe, of imit. origin] 1: a drone bass (as in a bagpipe) 2: an organ stop of a droning quality sounding an octave below written pitc h
Webster's English Dictionary Webster's English Dictionarybour.don \'bu.(*)rd-*n\ n [ME burdoun, fr. MF bourdon bass pipe, of imit. origin] 1: a drone bass (as in a bagpipe) 2: an organ stop of a droning quality sounding an octave below written pitc h