title: TTY
text: # TTY
  
  TTY may refer to:
  
  ## Communications and technology
  
  * Teleprinter or teletypewriter (TTY), an electromechanical typewriter paired with a communication channel
     * Sometimes used more generally for any type of computer terminal
        * May also 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
  
  * Tampere University of Technology (Tampereen Teknillinen Yliopisto), in Finland
  * Torque-to-yield fastener
  