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Sea urchin
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| sea whip
| sea widgeon
| sea willow
| sea wing
Sea urchin
WORDNET DICTIONARY
Noun Sea urchin has 1 sense
- sea urchin(n = noun.animal) - shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells; is a kind of echinoderm
is a member of class echinoidea, echinoidea
has particulars: echinus esculentus, edible sea urchin, sand dollar, heart urchin
CIDE DICTIONARY
Sea urchin,
Any one of numerous species of echinoderms of the order Echinoidea .
"When living they are covered with movable spines which are often long and sharp."
[1913 Webster]
For further exploring for "Sea urchin" in Webster Dictionary Online
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