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A fictional or hypothetical device by means of which one may travel into the future and the past.
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.
(in science fiction) a machine in which people or objects can be transported into the past or the future
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a theoretical apparatus that would convey a person or object to the past or future.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||time machine - a science fiction machine that is supposed to transport people or objects into the past or the future|
machine - any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks
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