| Word | Definitions | Synonyms |
|---|---|---|
| eelgrass | (noun) submerged marine plant with very long narrow leaves found in abundance along North Atlantic coasts | Synonyms: grass wrack, sea wrack, Zostera marina |
| (noun) submerged aquatic plant with ribbonlike leaves; Old World and Australia | Synonyms: tape grass, Vallisneria spiralis, wild celery |