clypeastroid

English

Adjective

clypeastroid (comparative more clypeastroid, superlative most clypeastroid)

  1. (zoology) Like or related to the genus Clypeaster (order Clypeasteroida) of flattened sea urchins, with a rosette of pores on the upper side.

Noun

clypeastroid (plural clypeastroids)

  1. (zoology) A sea urchin or sea biscuit of this kind.

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