noun. A message transmitted by wireless telegraphy.

noun. undefined

noun. A picture taken by means of the action of Röntgen rays, or of similar obscure rays such as those emitted by radium, upon a sensitized plate; a print from a radiographic negative.

noun. A message, like a telegram, transmitted by radio rather than wires.

noun. An entertainment device that combined a radio and a record player or gramophone.

noun. A radiograph.

noun. a photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays)

noun. a message transmitted by wireless telegraphy