: 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.
His devotion to collecting horror and sci-fi memorabilia and movie props is second only to guitars, and those interests sometimes overlap. Steve Appleford, Los Angeles Times, 2 June 2025 The Life of Chuck is a sci-fi adaptation of a Stephen King story from Hamill’s The Fall of the House of Usher filmmaker Mike Flanagan this month. James Hibberd, HollywoodReporter, 2 June 2025 The series, about a heroic time traveling Doctor who battles dark forces of the universe, was successfully revived in 2005 under the guidance of writer Russell T Davies, ushering in a new era for the iconic sci-fi show. Billal Rahman, MSNBC Newsweek, 1 June 2025 Predator: Badlands won't be the only sci-fi blockbuster coming from Disney in 2025. Fran Ruiz, Space.com, 1 June 2025 See All Example Sentences for sci-fi

Word History

Etymology

shortened from science fiction

First Known Use

1954, in the meaning defined above

Time Traveler
The first known use of sci-fi was in 1954

Browse Nearby Words

Cite this Entry

“Sci-fi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sci-fi. Accessed 6 Jun. 2025.

Kids Definition

sci-fi

noun
ˈsī-ˈfī
sci-fi adjective

More from Merriam-Webster on sci-fi

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