Found 1 items, similar to Thermophone.
English → English (gcide)
Definition: Thermophone
Thermophone
\Ther"mo*phone\, n. [Thermo- + phone.]
1. A portable form of telethermometer, using a telephone in
connection with a differential thermometer.
[Webster 1913 Suppl.]
2. 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.
[Webster 1913 Suppl.]