
A pyrophone, also known as a `fire/explosion organ` or `fire/explosion calliope` is a musical instrument in which notes are sounded by explosions, or similar forms of rapid combustion, rapid heating, or the like. It was invented by Georges Frédéric Eugène Kastner. ==Related musical instruments== The pyrophone is similar to the steam calliop...
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http://en.wikipedia.org/wiki/Pyrophone

• (n.) A musical instrument in which the tones are produced by flames of hydrogen, or illuminating gas, burning in tubes of different sizes and lengths.
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http://thinkexist.com/dictionary/meaning/pyrophone/
Pyr'o·phone noun [
Pyro- + Greek ... sound.] A musical instrument in which the tones are produced by flames of hydrogen, or illuminating gas, burning in tubes of different sizes and lengths.
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http://www.encyclo.co.uk/webster/P/205

A pyrophone is a musical instrument, in which the various notes are produced by the burning of hydrogen gas within glass tubes of varying lengths and sizes.
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http://www.probertencyclopaedia.com/browse/VP.HTM

pyrophone A musical instrument in which the tones are produced by flames of hydrogen, or illuminating gas, burning in tubes of different sizes and lengths.
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http://www.wordinfo.info/words/index/info/view_unit/1813/4
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