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Defenition of the word sea urchin

    • Defenition of the word sea urchin

      • Zoophyte with a calcareous shell ornated with mobile spines.
      • shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells

    Synonyms for the word sea urchin

      • piper
      • piper urchin

    Meronymys for the word sea urchin

      • class Echinoidea
      • Echinoidea

    Hyponyms for the word sea urchin

      • Echinus esculentus
      • edible sea urchin
      • heart urchin
      • sand dollar

    Hypernyms for the word sea urchin

      • echinoderm

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