: 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.
Alex Garland’s Annihilation based on Jeff VanderMeer’s beloved sci-fi series, for example. Literary Hub, 19 May 2026 In one of the more audacious big screen headlining roles, Michael Fassbender, Oscar winner Alicia Vikander and Taylor Russell play antagonistic aliens in South Korean director Na Hong-Jin’s sci-fi monster movie, Hope. Anthony D'alessandro, Deadline, 18 May 2026 When that digital existence falls apart, the studio’s physical demolition is repurposed as the backdrop for a sci-fi production. Naman Ramachandran, Variety, 18 May 2026 Recently, a hobbyist created a life-size sci-fi droid replica using 3D printing and AI voice technology, showcasing affordable tools for interactive home robotics and automation. Jijo Malayil, Interesting Engineering, 18 May 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 20 May. 2026.

Kids Definition

sci-fi

noun
ˈsī-ˈfī
sci-fi adjective

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