Word.ws English Dictionary

sea urchins

sea urchins is the plural of sea urchin.

Meaning of sea urchin

Noun

sea urchin (plural sea urchins)

  1. Any of many marine echinoderms, of the class Echinoidea, commonly found in shallow water, having a complex chewing structure named Aristotle's lantern.
    • Of the many species of sea urchins utilized in biological research today the most widely used in North America is probably the purple sea urchin, Strongylocentrotus purpuratus.1986, Patrick S. Leahy, Chapter 1: Laboratory Culture of Strongylocentrotus purpuratus Adults, Embryos, and Larvae, Thomas E. Schroeder (editor), Methods in Cell Biology, Volume 27: Echinoderm...

Questions about sea urchins

What is sea urchins the plural of?
Sea urchins is the plural of sea urchin.

Words near sea urchins in the dictionary

  1. sea turtles
  2. sea twine
  3. sea unicorn
  4. sea unicorns
  5. sea urchin
  6. sea urchins
  7. sea valley
  8. sea valleys
  9. sea vampire
  10. sea vampires
  11. sea vegetable

Source and license

Adapted from Wiktionary: sea urchins (page history and authors); sea urchin (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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