Last Updated：2025/11/21

(geography) A plain formed by the deposition of sediment from the periodic flooding of a river.

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alluvial plain

Source Word

alluvial plain

(geography) A plain formed by the deposition of sediment from the periodic flooding of a river.

Japanese Meaning

沖積平野：定期的な河川の氾濫によって運ばれた堆積物が堆積して形成された平野

The ancient alluvial plain supports rich soils, making it ideal for rice cultivation despite the seasonal floods.

古くからの沖積平野は肥沃な土壌を育み、季節的な洪水があっても稲作に適しています。

Sense（1）

(geography) A plain formed by the deposition of sediment from the periodic flooding of a river.

alluvial plains

（ plural ）