Wagner Tuba: A five-valved tuba designed by Richard Wagner, for use in his music.
Waist: A narrowing in the middle of the body of an instrument, resulting in a shape like an hourglass. Typically found in string instruments, and some drums.
Whole Note: A note equal to two half notes or four quarter notes.
Whole Rest: A rest equal to two half notes or four quarter notes.
Whole Step: See major second.
Wind Chimes: A type of percussion instrument made from suspended tubes, rods, bells, or other objects suspended in a row or a circle, made of metal, glass, bamboo, stone, porcelain, shell, or other materials.
Woodwind Instrument: A family of musical instruments in the of wind instruments family and sounded by means of air. There are two types of woodwind instruments - flutes (played by blowing below the edge of a hole in a cylindrical tube) and reed instruments (also called reed pipes and played by blowing into a mouthpiece which causes one or more reeds to vibrate). Includes clarinets, oboes, saxophones and flutes.