a device for transmitting and receiving the typed word using International Telegraph Alphabet No
a telegraph transmitter which has a typewriter keyboard and type-printing telegraph receiver
A typewriter-like device activated by a data communications link.
A teleprinter (teletypewriter, teletype or TTY for TeleTYpe/TeleTYpewriter) is a now largely obsolete electro-mechanical typewriter which can be used to communicate typed messages from point to point through a simple electrical communications channel, often just a pair of wires.