: 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.
Ryan Murphy’s sci-fi body horror series The Beauty, starring Ashton Kutcher, Bella Hadid and Isabella Rossellini, debuts on streaming this week. Tim Lammers, Forbes.com, 20 Jan. 2026 The second project is Space Nation, the eight-episode sci-fi project set in the near future, where humanity’s survival rests with a new generation of elite pilots. Andreas Wiseman, Deadline, 20 Jan. 2026 Featuring stunning animation that brings its alien world to life in striking detail, Scavengers Reign has been hailed as one of the best sci-fi shows on television today. Ilana Gordon, Entertainment Weekly, 19 Jan. 2026 Filoni, protégé of George Lucas himself, is known for his in-depth knowledge of all thing Star Wars, and like Lucas, tends to lean more towards the space-fantasy space than sci-fi with Star Wars. Richard Newby, HollywoodReporter, 16 Jan. 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 21 Jan. 2026.

Kids Definition

sci-fi

noun
ˈsī-ˈfī
sci-fi adjective

More from Merriam-Webster on sci-fi

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