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pachycephalosaurus

/ˌpækɪˌsɛfələˈsɔːɹəs/

pachycephalosaurus noun: any of a group of herbivorous dinosaurs, of the genus Pachycephalosaurus from the late Cretaceous period.

pachycephalosaurus: any of a group of herbivorous dinosaurs, of the genus Pachycephalosaurus from the late Cretaceous...
Image: IJReid, CC BY 4.0, via Wikimedia Commons

Noun

pachycephalosaurus (plural pachycephalosauruses or pachycephalosauri)

  1. Any of a group of herbivorous dinosaurs, of the genus Pachycephalosaurus from the late Cretaceous period.

Forms of pachycephalosaurus

pluralpachycephalosauruses
pluralpachycephalosauri

Origin of pachycephalosaurus

Borrowed from translingual Pachycephalosaurus, from pachy- (“thick”) + cephalo- (“head”) + -saurus (“lizard”).

Questions about pachycephalosaurus

What does pachycephalosaurus mean?
Pachycephalosaurus means any of a group of herbivorous dinosaurs, of the genus Pachycephalosaurus from the late Cretaceous period.
What part of speech is pachycephalosaurus?
Pachycephalosaurus is a noun.
How do you pronounce pachycephalosaurus?
Pachycephalosaurus is pronounced /ˌpækɪˌsɛfələˈsɔːɹəs/.
What is the plural of pachycephalosaurus?
The plural of pachycephalosaurus is pachycephalosauruses.

Words near pachycephalosaurus in the dictionary

  1. pachycephalosaurian
  2. pachycephalosaurians
  3. pachycephalosaurid
  4. pachycephalosaurids
  5. pachycephalosaurs
  6. pachycephalosaurus
  7. pachycephalosauruses
  8. pachycephaly
  9. pachyceratid
  10. pachyceratids
  11. pachychalazal

Source and license

Adapted from Wiktionary: pachycephalosaurus (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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Cite this entry: “pachycephalosaurus.” Word.ws, https://word.ws/pachycephalosaurus. Based on Wiktionary, CC BY-SA 4.0.