noun
wide plain; open field
Refers to a broad, open expanse of land; somewhat literary or descriptive.
広原に風が吹き抜ける。
The wind sweeps across the wide plain.
彼らは広原でキャンプを張った。
They set up camp on the open field.
Compound of 広 (wide) and 原 (field, plain). The reading こうげん follows the on'yomi of both characters.