Meanings
proper noun
- The prehistoric ocean surrounding Pangaea.
Synonyms: Panthalassan Ocean, Panthalassic Ocean
Synonyms & antonyms
proper nounThe prehistoric ocean surrounding Pangaea.
Origin
From pan- + Ancient Greek θάλασσα (thálassa, “sea”).
Full word history & related roots →Translations
Japanese パンサラッサ
- パンサラッサ (Pansarassa)Prehistoric ocean
Portuguese Pantalassa
- PantalassaPrehistoric ocean
Russian Панталасса
- Панталасса (Pantalassa)Prehistoric ocean
Cite this entry
APA
Panthalassa. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Panthalassa
MLA
“Panthalassa.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Panthalassa. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “Panthalassa,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Panthalassa.
Source: Panthalassa on Wiktionary, CC BY-SA 4.0.