Word.ws English Dictionary

panthalassic

panthalassic adjective: that inhabits most or all of the seas and oceans.

Adjective

panthalassic (not comparable)

  1. That inhabits most or all of the seas and oceans.
    • Some panthalassic species were found in the north and south of the investigation area, but were not found in the central part (Pyrocystis pseudonoctiluca, Fig. 6; and Pyrophacus horologium).1976, HJ Semina, “Different patterns of phytoplankton distribution, cell size, species' composition and abundance”, in Marine Biology, volume 37, number 4, page 389
    • Echinoid genera are mainly of panthalassic—West Pacific distribution (10 out of 17 genera), and echinoid species are mainly of oceanic distribution (13 out of 19 species, including eight endemics of the Nazca and Sala y Gómez ridges).1997, The Biogeography of the Oceans, page 213
    Synonyms:
    panthalassan

Synonyms of panthalassic

Origin of panthalassic

From pan- + thalassic.

Words formed from panthalassic

Phrases with panthalassic

Questions about panthalassic

What does panthalassic mean?
Panthalassic means that inhabits most or all of the seas and oceans.
What part of speech is panthalassic?
Panthalassic is an adjective.

Words near panthalassic in the dictionary

  1. Panteutonic
  2. panth
  3. Panthalassa
  4. panthalassan
  5. Panthalassan Ocean
  6. panthalassic
  7. Panthalassic Ocean
  8. panthalassic planet
  9. panthalassic planets
  10. pantham
  11. panthams

Source and license

Adapted from Wiktionary: panthalassic (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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