Word.ws English Dictionary

helicoplacoid

helicoplacoid noun: any extinct echinoderm of the class Helicoplacoidea.

Noun

helicoplacoid (plural helicoplacoids)

  1. Any extinct echinoderm of the class Helicoplacoidea

Forms of helicoplacoid

pluralhelicoplacoids

Questions about helicoplacoid

What does helicoplacoid mean?
Helicoplacoid means any extinct echinoderm of the class Helicoplacoidea.
What part of speech is helicoplacoid?
Helicoplacoid is a noun.
What is the plural of helicoplacoid?
The plural of helicoplacoid is helicoplacoids.

Words near helicoplacoid in the dictionary

  1. heliconist
  2. heliconists
  3. helicons
  4. helicophagous
  5. helicophagy
  6. helicoplacoid
  7. helicoplacoids
  8. helicopsychid
  9. helicopsychids
  10. helicopt
  11. helicopted

Source and license

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