An exploration of the question: What is timbre? What makes the voice of the cello the voice of the cello? Special gratitude and thanks to: Clovice A. Lewis, Jr. – animations Sezgin Ramirez – mathematics Wren Consterdine – script editing David Smith – physics Les Shiaman – timbre Bernard – for being a cello Sources Visual: (“simplest note” sinusoid GIF) (complex waveforms) (partials and sum complex waveform) (complex wave shapes) (brass and woodwinds) instruments and waveform shape assembled from: (wave shapes), (tuning fork), (cello), (French horn), (clarinet) (cello waveform) Audio: (“simplest note” sound) Content: Thank you for watching!