clypeastroid

English

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Adjective

clypeastroid (comparative more clypeastroid, superlative most clypeastroid)

(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)

(zoology) A sea urchin of this kind.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “clypeastroid”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)

Anagrams

polyceratids