Word.ws English Dictionary

placodermian

placodermian adjective: of, or relating to, prehistoric armoured fishes in the paraphyletic class Placodermi.

Adjective

placodermian (not comparable)

  1. Of, or relating to, prehistoric armoured fishes in the paraphyletic class Placodermi.
    • Furtheron the ancient agnathian and the placodermian fishes disappeared.1984, Nikita Alekseevich Bogdanov, Palaeontology: proceedings of the 27th International Geological Congress, Moscow 4-14 August 1984
    • Many organisms were affected including conodonts, ammonoids, echinoderms, trilobites, ancient agnatian and placodermian fishes, continental plant communities, ostracodes, […]2008, Tom McCann, The Geology of Central Europe: Precambrian and palaeozoic

Origin of placodermian

Placodermi + -an

Questions about placodermian

What does placodermian mean?
Placodermian means of, or relating to, prehistoric armoured fishes in the paraphyletic class Placodermi.
What part of speech is placodermian?
Placodermian is an adjective.

Words near placodermian in the dictionary

  1. placo-
  2. placochromatic
  3. placodal
  4. placode
  5. placoderm
  6. placodermian
  7. placoderms
  8. placodes
  9. placodioid
  10. placodioid lichen
  11. placodiolic acid

Source and license

Adapted from Wiktionary: placodermian (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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