•
Teleprinter or teletypewriter (TTY), an electromechanical typewriter paired with a communication channel • Sometimes used more generally for any type of
computer terminal • May also be used to refer to a
virtual console in
Unix-like operating systems • Another name for a
telecommunications device for the deaf (TDD), a teleprinter designed for persons with hearing or speech difficulties •
tty (Unix), a command found in Unix-like operating systems ==Other uses==