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Definition of time machine noun from the Oxford Advanced Learner's Dictionary

time machine

noun
 
/ˈtaɪm məʃiːn/
 
/ˈtaɪm məʃiːn/
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  1. (in science fiction stories) a machine that enables you to travel in time to the past or the future
See time machine in the Oxford Advanced American Dictionary
perspective
noun
 
 
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