variants or less commonly world building or worldbuilding
: the creation of a fictional world (especially within the science fiction and fantasy genres) that is believable and consistent within the context of the story
The game pushes the limits of the PS4 graphically and packs so much mythos and backstory into its world-building that at times it feels more like a novel than a video game.—Patrick Shanley
In my opinion, no one does world-building as well as Kate Elliott. It's subtle … but the world, culture, and societies she creates feel solid. If you think about them when you close the book, you can see how they could work; how the economics could work, how the governing could work, how the cultures formed.—Michelle West
In postapocalyptic stories, world building typically emphasizes the new reality: new vocabulary to learn, new systems of government to understand, new social norms to parse.—Shirley Li
It sounds like a lot to take in, but "The Sandman" neatly avoids many genre show pitfalls. While at times its premise and worldbuilding do feel a bit murky, for the most part, it's even less confusing for a layman to get into than other sprawling similar shows such as "Westworld" or "The Witcher."—Lauren Sarner

Examples of world-building in a Sentence

Recent Examples on the Web
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The unique world-building and summer music festival setting set it apart. — Rebekah Faubion, PEOPLE, 17 Oct. 2026 So one bucket would be a big, world-building spectacle-y sci-fi drama. — Ellise Shafer, Variety, 15 Oct. 2026 Douthat himself describes this project as speculative historical fiction, and the data-dumping, supplemental world-building documents are certainly dense with history and archangels. — James Folta, Literary Hub, 14 Oct. 2026 The work on world-building and on every aspect of AI generation is already under way. — Jesse Whittock, Deadline, 7 Oct. 2026 See All Example Sentences for world-building

Word History

First Known Use

1983, in the meaning defined above

Time Traveler
The first known use of world-building was in 1983

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Cite this Entry

“World-building.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/world-building. Accessed 28 Oct. 2026.

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