inductophone (English, noun)
expansion: inductophone (plural inductophones)
Senses:
glosses: A method of train telegraphy. The train carries a circuit including a coil, and messages are picked up by it from coils along the line into which an alternating current is passed. A telephone is used as a receiver in place of a sounder or relay.
tags: historical
Forms:
form: inductophones
tags: plural