Word Study
echinochloa crusgalli |
echinochloa frumentacea |
echinococcosis |
echinococcus |
echinocyte |
echinoderm
| echinoderm family
| echinoderm genus
| echinodermal
| echinodermata
| echinodermatous
echinoderm
WORDNET DICTIONARY
Noun echinoderm has 1 sense
- echinoderm(n = noun.animal) - marine invertebrates with tube feet and five-part radially symmetrical bodies; is a kind of invertebrate
has parts: water vascular system, ambulacrum, tube foot
is a member of echinodermata, phylum echinodermata
has particulars: sea star, starfish, brittle-star, brittle star, serpent star, basket fish, basket star, sea urchin, crinoid, holothurian, sea cucumber
OXFORD DICTIONARY
echinoderm, n. any marine invertebrate of the phylum Echinodermata, usu. having a spiny skin, e.g. starfish and sea urchins.
Etymology
ECHINUS + Gk derma -atos skin
For further exploring for "echinoderm" in Webster Dictionary Online
