noun. Communication by means of the telegraph.

noun. The art or practice of communicating intelligence by a telegraph; the science or art of constructing or managing telegraphs.

noun. The science or art of constructing, or of communicating by means of, telegraphs.

noun. communication at a distance by means of the telegraph, either over wires or by wireless telegraphy, usually using Morse code

noun. the apparatus and techniques used in such a system

noun. apparatus used to communicate at a distance over a wire (usually in Morse code)

noun. communicating at a distance by electric transmission over wire

"One great difficulty was that of recruiting radio operators owing to the fact that wireless telegraphy is very little used in the commercial air services over here, which operate by means of the radio ranges, and radio telephony when within range of the control towers of the airfields."

aërial telegraphy  duplex telegraphy  electric space-telegraphy  electric-wave telegraphy  induction telegraphy  

apparatus  setup  telecom  telecommunication  

bisection  phonograph  telegraph  telephony  tramway  

TelAutography  Teletype  Teletype network  Teletyping  closed-circuit telegraphy