From Wiktionary, the free dictionary
θαλασσί • (thalassí)
- Nominative, accusative and vocative neuter plural form of θαλασσής (thalassís).
θαλασσί • (thalassí) (indeclinable)
- sea blue
- θάλασσα f (thálassa, “the sea”)
- θαλασσής (thalassís, “sea blue”, adjective)