Dictionary.com
Thesaurus.com
Synonyms

science fiction

American  
[sahy-uhns fik-shuhn] / ˈsaɪ əns ˈfɪk ʃən /
Also scifi,

noun

  1. a form of fiction that draws imaginatively on scientific knowledge and speculation in its plot, setting, theme, etc.


science fiction British  

noun

    1. a literary genre that makes imaginative use of scientific knowledge or conjecture

    2. ( as modifier )

      a science fiction writer

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

science fiction Cultural  
  1. Works of fiction that use scientific discoveries or advanced technology — either actual or imaginary — as part of their plot. Jules Verne and H. G. Wells were early writers of science fiction. More recent ones are Isaac Asimov and Ray Bradbury.


Etymology

Origin of science fiction

First recorded in 1925–30

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.

Like much science fiction in the arts, the film paints a dystopian view of our future years.

From BBC

This isn’t a scene from a science fiction film—it’s a reality in a growing number of communities across the U.S., where law enforcement is expanding the use of drones.

From The Wall Street Journal

It sounds like science fiction - a factory, located hundreds of kilometres above the Earth, churning out high-quality materials.

From BBC

"This is the closest we have been to realizing the science fiction vision of expanding across the solar system."

From Science Daily

The promise of replicating a future previously only really witnessed in science fiction has also helped fuel investment in more than a dozen startups working on humanoid robots.

From MarketWatch