answerback

[ an-ser-bak, ahn- ]

noun

1. a reply or answering message from a computer or other electronic device, as by means of teletypewriter or simulated voice.

adjective

1. of, constituting, or providing an answerback:

   a computer with answerback capability.

Word History and Origins

Origin of answerback¹

First recorded in 1880–85; noun use of verb phrase answer back (first used in telegraphy)

Example Sentences

To send a telex, you'll need the recipient's telex number, an answerback code, and the code of the recipient's country.

From Project Gutenberg