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: of, relating to, or being science fiction
a sci-fi film
sci-fi noun

Examples of sci-fi in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Seeing him in a solely comedic setting for the commercial was a change, Lachman said, but still had a lot of similarities to the sci-fi show’s filming. Sabrina Weiss, PEOPLE, 24 Nov. 2025 The fifth and final season of the nostalgic sci-fi saga picks up in the fall of 1987, more than a year after the events of season 4. Shania Russell, Entertainment Weekly, 23 Nov. 2025 And that's just one of a whole lot of sci-fi scenarios that make space inherently cheaper. New Atlas, 22 Nov. 2025 Apple is excelling with its original content and a lot of it is quality sci-fi viewing. Alexander Cox, Space.com, 21 Nov. 2025 See All Example Sentences for sci-fi

Word History

Etymology

shortened from science fiction

First Known Use

1953, in the meaning defined above

Time Traveler
The first known use of sci-fi was in 1953

Browse Nearby Words

Cite this Entry

“Sci-fi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sci-fi. Accessed 28 Nov. 2025.

Kids Definition

sci-fi

noun
ˈsī-ˈfī
sci-fi adjective

More from Merriam-Webster on sci-fi

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