time machine

noun

: a hypothetical device that permits travel into the past and future

Examples of time machine in a Sentence

Recent Examples on the Web The Wayback Machine, a time machine for the web The internet is ephemeral, with the average life of a web page – before it's changed or deleted – about 100 days. David Morgan, CBS News, 7 June 2024 TikTok can add a new skill to its résumé: disco time machine. Maya Salam, New York Times, 25 May 2024 This isn’t Microsoft’s first time trying an always-on time machine for PCs. Kyle Barr / Gizmodo, Quartz, 21 May 2024 No time machine is required here: Step back in time at Territory Days for a snapshot of life before Colorado became a state in 1876. Sarah Kuta, The Denver Post, 21 May 2024 See all Example Sentences for time machine 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'time machine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1895, in the meaning defined above

Time Traveler
The first known use of time machine was in 1895

Dictionary Entries Near time machine

Cite this Entry

“Time machine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/time%20machine. Accessed 16 Jun. 2024.

Kids Definition

time machine

noun
: a fictional machine that allows one to travel backward or forward in time
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!