Clypeastroid

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A sea urchin or sea biscuit of this kind.
Adjective
  1. 1
    Like or related to the genus Clypeaster (order Clypeasteroida) of flattened sea urchins, with a rosette of pores on the upper side.

Related phrases

sea urchin

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.