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[tel-i-tahyp-rahy-ter, tel-i-tahyp-] /ˌtɛl ɪˈtaɪpˌraɪ tər, ˈtɛl ɪˌtaɪp-/
a telegraphic apparatus by which signals are sent by striking the letters and symbols of the keyboard of an instrument resembling a typewriter and are received by a similar instrument that automatically prints them in type corresponding to the keys struck.
Abbreviation: TTY.
Origin of teletypewriter
1900-05; tele-1 + typewriter Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for teletypewriter
  • They built it as a teletypewriter system and tested it.
  • From the far side of the encryption device, a sheet of teletypewriter paper began to emerge.
  • The tax on teletypewriter exchange service does not apply to charges for the following news services.
British Dictionary definitions for teletypewriter


/ˌtɛlɪˈtaɪpˌraɪtə; ˈtɛlɪˌtaɪp-/
a US name for teleprinter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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teletypewriter in Technology

(Nearly always abbreviated to "teletype" or "tty") An obsolete kind of terminal, with a noisy mechanical printer for output, a very limited character set, and poor print quality.
See also bit-paired keyboard.

The Free On-line Dictionary of Computing, © Denis Howe 2010
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