Definition of echinus in English:


Syllabification: e·chi·nus
Pronunciation: /iˈkīnəs

noun (plural echini /-nī/)

  • 1 Zoology A sea urchin.
    • Genus Echinus, class Echinoidea: several species, including the common European edible sea urchin (E. esculentus)
  • 2 Architecture A rounded molding below an abacus on a Doric or Ionic capital.


late Middle English: via Latin from Greek ekhinos 'hedgehog, sea urchin'.

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