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

Under Binface’s black cape, trash can and ample body armor that looks straight out of a low-budget sci-fi film, is a middle-aged comedian named Jon Harvey trying to keep his cool during a sweaty summer. — ABC News, 13 Aug. 2026

The fantasy and sci-fi elements prove somewhat trickier for Meyer to navigate, but that mainly leads to happy accidents. — Alison Foreman, IndieWire, 12 Aug. 2026

Precognition is a live-action sci-fi horror game from Barlow’s Half Mermaid Productions and UK indie outfit Kinetic Publishing. — Matt Gardner, Forbes.com, 12 Aug. 2026

Chester Walsh, a 29-year-old prop maker who resides in England, spent three months building a spaceship in the garden of his Northamptonshire home, meticulously crafting it to evoke the beloved sci-fi franchise. — Rachel Raposas, PEOPLE, 10 Aug. 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