English dictionary



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English noun: sea urchin

1. sea urchin (animal) shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells


Broader (hypernym)echinoderm


Narrower (hyponym)Echinus esculentus, edible sea urchin, heart urchin, sand dollar


Member meronymclass Echinoidea, Echinoidea









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