Definition of echinoidea Echinoidea
Ech•i•noi•de•a
We found 3 definitions of echinoidea from 3 different sources.
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What does echinoidea mean?
WordNet
Noun |
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| echinoidea - sea urchins and sand dollars | ||
| class Echinoidea | ||
| class elegance in dress or behavior; "she has a lot of class" | ||
| echinodermata, phylum echinodermata radially symmetrical marine invertebrates including e.g. starfish and sea urchins and sea cucumbers | ||
| sea urchin shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells | ||
| exocycloida, order exocycloida flat sea urchins | ||
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Webster DictionaryWebster's Unabridged Dictionary 📘
- echinoidea (n. pl.)
The class Echinodermata which includes the sea urchins. They have a calcareous, usually more or less spheroidal or disk-shaped, composed of many united plates, and covered with movable spines. See Spatangoid, Clypeastroid.
Part of speech
🔤- echinoidea, noun, singular of echinoideas / echinoideae.
