a mechanical, electrical, or other automatic device that presents the user with items of information in planned sequence, registers his or her response to each item, and immediately indicates the acceptability of each response.
Decoding The PR MachineIf a PR rep is waving something shiny in their left hand, you might want to look to see what they're hiding in their right hand.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for teaching machine
They were in nowise above the teaching-machine variety of school masters.My Reminiscences|Rabindranath Tagore
British Dictionary definitions for teaching machine
a machine that presents information and questions to the user, registers the answers, and indicates whether these are correct or acceptable
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