Definition of radiophony in English:

radiophony

noun

  • 1Originally: any of various techniques for producing or transmitting sound or electrical signals using beams of light; especially = "photophony". In later use: the theory or technique of transmitting sound using radio waves; (more generally) radio broadcasting. Now historical.

  • 2The production and use of synthetic sound effects.

Origin

Late 19th century; earliest use found in The Athenaeum. Originally from radio- + -phony, after French radiophonie. In later use from radio- + -phony.