Definition from Wiktionary, the free dictionary
xylophone (plural xylophones)
- a musical instrument made of wooden slats graduated so as to make the sounds of the scale when struck with a small drumstick-like hammer.
- All I know how to play on my xylophone is "Mary Had a Little Lamb". Would you like to hear it?
Derived terms 
See also 
xylophone m (plural xylophones)