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Definitions

science fiction

[sahy-uhns fik-shuhn] / ˈsaɪ əns ˈfɪk ʃən /
NOUN
literary fantasy about future
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It’s more like the language of Robert A. Heinlein, who wrote science fiction.

From Los Angeles Times • Jun. 9, 2026

It may sound like something out of science fiction, but the discovery has very real implications for America’s ranchers and meat processors.

From Barron's • Jun. 4, 2026

The science fiction trilogy 3 Body Problem is based on Chinese author Liu Cixin's Remembrance of Earth's Past.

From BBC • May 26, 2026

The idea of orbital solar-power systems has been around for decades, discussed in the pages of an Isaac Asimov science fiction story published in 1941 and explored at universities and government research laboratories.

From The Wall Street Journal • Apr. 27, 2026

Cosmic strings may sound like pure science fiction but there are reasons to believe they could have formed in the early universe as a result of symmetry-breaking of the kind discussed in Chapter 5.

From "A Brief History of Time: And Other Essays" by Stephen Hawking




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