teaching machine
n. Any of various devices designed to teach by presenting the student with a planned sequence of statements and questions and providing an immediate response to his or her answers.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
teaching machine
n (Education) 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
teach′ing machine`
n. an automatic device, esp. a computer, that offers programmed instruction and corrects students' answers.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.