Century Dictionary and Cyclopedia
- n. An electrical instrument in which sounds are produced by the changes in the circuit due to variations of temperature.
GNU Webster's 1913
- n. A portable form of telethermometer, using a telephone in connection with a differential thermometer.
- n. A telephone involving heat effects, as changes in temperature (hence in length) due to pulsations of the line current in a fine wire connected with the receiver diaphragm.
‘thermophone’ hasn't been added to any lists yet.
Looking for tweets for thermophone.