timbre

noun
  1. The character or quality of a musical sound or voice as distinct from its pitch and intensity. noun
    The timbre of the violin is rich and warm, making it a favorite among string instruments.
    She could recognize the singer by the unique timbre of his voice.
  2. The distinctive quality or character of a sound, especially one that distinguishes different types of sound production, such as voices or musical instruments. noun
    The timbre of the bell was clear and resonant, echoing through the hall.
    Different materials can affect the timbre of a drum, altering its sound.