Definition of science fiction in English:

science fiction

Syllabification: sci·ence fic·tion
(abbreviation: SF or Sci Fi)


  • Fiction based on imagined future scientific or technological advances and major social or environmental changes, frequently portraying space or time travel and life on other planets.
    More example sentences
    • He has composed for a variety of genres but science fiction, horror and fantasy stories dominate his filmography.
    • The motif of alien beings peopling our planet is a very common one in science fiction.
    • This very modern thriller has all the elements of science fiction combined with a racy thriller.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody