time machine

American  

noun

1. a theoretical apparatus that would convey one to the past or future.

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time machine British  

noun

1. (in science fiction) a machine in which people or objects can be transported into the past or the future

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Etymology

Origin of time machine

First recorded in 1890–95

Example Sentences

He left the Time machine in a flying leap, one arm held before his face.

From The Man from Time by Long, Frank Belknap

The Time machine materialized so suddenly before him that for an instant his mind refused to accept it as more than a torturing illusion conjured up by the turbulence of his thoughts.

From The Man from Time by Long, Frank Belknap

But then, when the Time machine was finished and Jim was afraid to use it, I put the things in it—and waited.

From A World Apart by Merwin, Sam

Time machine: A machine that carries you back to yesterday and into next year.

From Mars Confidential by Browne, Howard