science fiction

noun

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

noun

1. 1. a literary genre that makes imaginative use of scientific knowledge or conjecture
   2. (as modifier)a science fiction writer

n.1929 (first attested in advertisements for “Air Wonder Stories” magazine), though there is an isolated use from 1851; abbreviated form sci-fi is from 1955. Earlier in same sense was scientifiction (1916). 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.