science fiction

noun

: fiction dealing principally with the impact of actual or imagined science on society or individuals or having a scientific factor as an essential orienting component
science-fictional adjective

Examples of science fiction in a Sentence

Time travel exists only in the realm of science fiction.
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.
These titles—from memoirs, literary fiction, thrillers, and even a bit of science fiction—hold true to the sentiment that moms and maternal figures can solve just about anything. Amanda Favazza, Southern Living, 15 Feb. 2026 Meanwhile, Hannah was a rising starlet, breaking through as the violent and acrobatic Pris in Ridley Scott’s 1982 science fiction classic, Blade Runner. Chris Murphy, Vanity Fair, 13 Feb. 2026 Dirda had an interesting line in fantasy and science fiction, initiating a monthly column on the genres—which had lacked adequate coverage and respect—that became a must-read in the field. Literary Hub, 10 Feb. 2026 His company, Wulfgar Props, based out of Lafayette, has supplied props for major science fiction productions and independent films. Anna Ortiz, Chicago Tribune, 10 Feb. 2026 See All Example Sentences for science fiction

Word History

First Known Use

1898, in the meaning defined above

Time Traveler
The first known use of science fiction was in 1898

Browse Nearby Words

Cite this Entry

“Science fiction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/science%20fiction. Accessed 19 Feb. 2026.

Kids Definition

science fiction

noun
: fiction that deals with the influence of real or imagined science on society or individuals
science-fictional
ˈsī-ən(t)s-ˈfik-shnəl
-shən-ᵊl
adjective

More from Merriam-Webster on science fiction

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