| Word | Definitions | Synonyms |
|---|---|---|
| estuarial | (adjective) of or relating to or found in estuaries | Synonyms: estuarine |
| estuarine | (adjective) of or relating to or found in estuaries | Synonyms: estuarial |
| estuary | (noun) the wide part of a river where it nears the sea; fresh and salt water mix | - |