freshwater
adjectiveUK /ˈfreʃwɔːtə/
US /ˈfreʃwɔːtər/
Water that is not salty, like the water in rivers and lakes.
Fish like goldfish live in freshwater ponds.
OTHER MEANINGS
2. Living in rivers and lakes rather than the sea.
Freshwater fish cannot survive in the ocean.
3. A person or thing that is not used to the sea.
The freshwater sailor felt sick on the big waves.
4. Plain or simple, without much experience.
He was a freshwater student on his first day.