sci-fi

adjective

ˈsī-ˈfī 

: of, relating to, or being science fiction

a sci-fi film

sci-fi noun

Examples of sci-fi in a Sentence

Recent Examples on the Web

Her debut project, The Slow Business of Going (2001), was a sci-fi road movie shot in hotel rooms across nine cities around the globe. — Lily Ford, HollywoodReporter, 22 July 2026

More than 120,000 people are expected at the four-day expo, which began in 1970 with a gathering of several hundred sci-fi and comics fans and an in-person appearance from Marvel icon Jack Kirby. — ABC News, 22 July 2026

Her 2001 feature The Slow Business of Going, a sci-fi road movie shot in hotel rooms across nine cities around the world, went on to win several Best Film and Best Director awards worldwide and new resides in MoMA’s permanent film collection. — Diana Lodderhose, Deadline, 22 July 2026

Judgment Day in the sci-fi franchise’s mythology occurs on August 29, 1997. — Jeff Spry, Space.com, 22 July 2026

Word History

Etymology

shortened from science fiction

First Known Use

1953, in the meaning defined above

Rhymes for sci-fi

• apply
• awry
• belie
• bely
• bigeye
• bonsai
• buckeye
• comply
• coxae
• decry
• defy
• deny

Kids Definition

sci-fi

noun

ˈsī-ˈfī

: science fiction

sci-fi adjective