Definitions:

1. A musical instrument consisting of wooden bars of varying lengths arranged in order, typically set over resonator tubes to amplify the sound. NOUN
   • The musician played a lively tune on the xylophone, filling the room with a bright, rhythmic melody.
2. Musical instrument consisting of wooden bars, each producing a different pitch when truck with mallets, with shorter bars creating higher tones and longer bars producing lower tones. NOUN
   • The xylophone's vibrant tones filled the auditorium with a lively rhythm.

Synonyms:

• carillon
• marimba
• straw fiddle
• vibraphone