singing flame
Noun
Meaning
singing flame (plural singing flames)
A flame, as of hydrogen or coal gas, burning within a tube and so adjusted as to set the air within the tube in vibration, causing sound; a chemical harmonicon.
Noun
singing flame (plural singing flames)
A flame, as of hydrogen or coal gas, burning within a tube and so adjusted as to set the air within the tube in vibration, causing sound; a chemical harmonicon.