world-building

noun
UK /ˈwɜːldˌbɪl.dɪŋ/
US /ˈwɝːldˌbɪl.dɪŋ/

World-building is when someone makes up a whole pretend world with its own places, people, and rules.

The author spent months on world-building before writing the first chapter of her fantasy novel.


OTHER MEANINGS

2. The detailed background of a fictional setting, including its history, geography, and culture.

Fans praised the game's world-building, from its ancient ruins to its invented languages.

3. The process of constructing an immersive environment in games, films, or role-playing.

Good world-building makes players feel like the kingdom really exists.

4. In psychology, the way a person builds their own view of reality through beliefs and experiences.

Her world-building was shaped by a childhood spent moving between countries.