Word Study
echinoderm genus |
echinodermal |
echinodermata |
echinodermatous |
echinoid |
echinoidea
| echinops
| echinozoa
| echinulate
| echinus
| echinus esculentus
echinoidea
WORDNET DICTIONARY
Noun echinoidea has 1 sense
- echinoidea(n = noun.animal) class echinoidea - sea urchins and sand dollars; Array is a member of echinodermata, phylum echinodermata
is a kind of class
CIDE DICTIONARY
The class Echinodermata which includes the sea urchins. They have a calcareous shell, usually more or less spheroidal or disk-shaped, composed of many united plates, and covered with movable spines. See Spatangoid, Clypeastroid. [1913 Webster]
For further exploring for "echinoidea" in Webster Dictionary Online
