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.
Houston had just learned that Australian science fiction author Greg Egan had found a new length for the shortest superpermutations, expressed as: ! Manon Bischoff, Scientific American, 3 Mar. 2025 While in 1968 Stanley Kubrick’s 2001: A Space Odyssey had broken the mold of science fiction’s notoriously primitive effects, that film was deliberately slow-paced. Benny Har-Even, Forbes, 28 Feb. 2025 View 2 Images Looking like something out of a science fiction thriller, Diehl Defence is showing off its CICADA eMissile, which is the centerpiece of the company's Sky Sphere system for defending against Class 1 and 2 small drones with minimal collateral damage. David Szondy, New Atlas, 27 Feb. 2025 This ambitious live series starring Richard Coogan was the first-ever science fiction and space adventure program to hit the airwaves. Jeff Spry, Space.com, 15 Feb. 2025 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 10 Mar. 2025.

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

Last Updated: - Updated example sentences
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