Meaning of Echinoderms



English: Echinoderms
Bangla:
Hindi:
Type: Unknown / অজানা / अज्ञात
Synonym:
Antonym:


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Definition: 1

any marine animal of the invertebrate phylum Echinodermata, having a radiating arrangement of parts and a body wall stiffened by calcareous pieces that may protrude as spines and including the starfishes, sea urchins, sea cucumbers, etc.

Definition: 2

any of the marine invertebrate animals constituting the phylum Echinodermata, characterized by tube feet, a calcite body-covering (test), and a five-part symmetrical body. The group includes the starfish, sea urchins, and sea cucumbers