: 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.
The lead-up to Kennedy’s circus of sci-fi fantasists and food bloggers provides an object lesson in how the left cedes fertile political territory to the right. Annie Levin, Washington Post, 10 Feb. 2026 The production designer, whose collaboration with writer-director Guillermo del Toro dates back nearly 30 years to the sci-fi drama Mimic, was briefed on the adaptation of Mary Shelley’s classic long before del Toro’s script was written. David Canfield, HollywoodReporter, 10 Feb. 2026 This is either the milieu of an early-nineties sci-fi novel or something close to a naturalistic portrayal of contemporary San Francisco. Gideon Lewis-Kraus, New Yorker, 9 Feb. 2026 The stats behind Musk’s sci-fi claims Though Musk often positions his companies as philanthropic enterprises devised to expand consciousness and tackle existential questions, there is a clear financial incentive behind his dealings and his statements. Chris Young, Interesting Engineering, 9 Feb. 2026 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 16 Feb. 2026.

Kids Definition

sci-fi

noun
ˈsī-ˈfī
sci-fi adjective

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