Thesaurus.com
Dictionary.com
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

The bonus structure, laid out in SpaceX's prospectus filed with US regulators Wednesday, reads less like a compensation agreement and more like a science fiction plot.

From Barron's • May 21, 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

The site attracts a mix of visitors, from families seeking a sense of adventure to enthusiasts drawn by its detailed references to science fiction, including a Tardis-style bathroom and optional costumes inspired by popular franchises.

From BBC • Apr. 14, 2026

Yet many of the ideas of science fiction, like submarines and travel to the moon, have become matters of science fact.

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




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "science fiction" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com