: 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.
In his dreamy sci-fi love story from 2006, director Darren Aronofsky weaves a mesmerizing tale through three timelines to show how true love can transcend time, space, and death. Jeff Spry, Space.com, 14 Feb. 2025 Pick up my sci-fi novels the Herokiller series and The Earthborn Trilogy. Paul Tassi, Forbes, 14 Feb. 2025 Another title on the Flash Forward slate is sci-fi drama series Millennium Town. Sara Merican, Deadline, 14 Feb. 2025 Saros teases another time-looping, gun-toting, sci-fi action game. Jordan Minor, PCMAG, 13 Feb. 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

Dictionary Entries Near sci-fi

Cite this Entry

“Sci-fi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sci-fi. Accessed 22 Feb. 2025.

Kids Definition

sci-fi

noun
ˈsī-ˈfī
sci-fi adjective

More from Merriam-Webster on sci-fi

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!