IVR

from The Free On-line Dictionary of Computing (8 July 2008)
Interactive Voice Response
IVR

   <communications> (IVR) <communications> A {telecommunications}
   system, prevelant with {PBX} and {voice mail} systems, that
   uses a prerecorded database of voice messages to present
   options to a user, typically over telephone lines.  User input
   is retrieved via {DTMF} tone key presses.

   When used in conjunction with {voice mail}, for example, these
   systems typically allow users to store, retrieve, and route
   messages, as well as interact with an underlying {database}
   server which may allow for automated transactions and {data
   processing}.

   (15 Sept 1997)

   (1997-09-21)