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Dictionary

  Definition of echinoderm
  1. marine invertebrates with tube feet and calcite-covered five-part radially symmetrical bodies
Hyponyms: starfish, sea star, brittle star, brittle-star, serpent star, basket star, basket fish, sea urchin, crinoid, sea cucumber, holothurian

 

Member Meronyms: Echinodermata, phylum Echinodermata

 

 
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carboxyl means the univalent radical -COOH; present in and characteristic of organic acids; relating to or containing the carboxyl group or carboxyl radical; ... more
 
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