W
waltz - a dance in triple time which probably originated from the German Ländler and is still a very popular form.

whole note - the basic unit of note values.       whole note

whole-tone scale - a scale of six notes a whole step apart.

wind instruments - instruments which produce tones by a vibrating column of air when blown; woodwinds and brass.

woodwind instruments - wind instruments which generate tone by a vibrating reed (e.g., oboes, clarinets, saxophones, bassoons) or by a whistle-type mechanism (flutes, recorders).