Kata bahasa Indonesia
English word
WORDNET DICTIONARY
Noun has 1 sense
- echinoidea(n = noun.animal) class echinoidea - sea urchins and sand dollars;
CIDE DICTIONARY
, n. pl. Array
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]