| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | sea |
| Synonyms: | Neptunian, abyssal, aquatic, coastal, deep-sea, hydrographic, littoral, maritime, natatorial, nautical, naval, navigational, ocean-going, oceanic, oceanographic, pelagic, saltwater, sea, seafaring, seagoing, seashore, seaside, shore |
| Antonyms: | freshwater |