noun
small world; miniature world; microcosm
Refers to a self-contained miniature world, such as a model, a garden, or a fictional setting that represents a larger whole.
この庭園は自然の小世界を表現している。
This garden represents a miniature world of nature.
その小説は一つの小世界を描いている。
The novel depicts a self-contained small world.
縮図 means a scaled-down representation or epitome, often used figuratively for society, while 小世界 focuses on a world-like entity in itself.
Compound of 小 (small) and 世界 (world). The exact origin is uncertain, but it follows a common Sino-Japanese pattern for forming abstract nouns.