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.
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Examples from the Web for teaching machine
Historical Examples of teaching machine
They were in nowise above the teaching-machine variety of school masters.My Reminiscences
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