noun
Refers to the North American grassland ecosystem; used in geographical, ecological, or cultural contexts.
アメリカのプレーリーには、かつてバイソンの大群がいた。
Huge herds of bison once roamed the American prairies.
ステップ refers to the Eurasian steppe, a similar but distinct grassland biome.
Borrowed from English 'prairie', ultimately from French 'prairie' (meadow).