noun
brackish lake
A lake where fresh water and seawater mix, typically found near coastlines. Used in geography and environmental contexts.
宍道湖は日本を代表する汽水湖です。
Lake Shinji is a representative brackish lake in Japan.
塩水湖 is a saltwater lake, typically with higher salinity than a 汽水湖.
Compound of 汽水 (brackish water) and 湖 (lake). The term is a straightforward technical compound.