Meaning of echinus

e•chi•nus

Pronunciation: (i-kī'nus), [key]
— pl. -ni
  1. any sea urchin of the genus Echinus.
    1. an ovolo molding, esp. one having an outline with several radii or one carved with an egg-and-dart pattern. See illus. undermolding.
    2. the prominent circular molding supporting the abacus of a Doric or Tuscan capital.
    3. Also calledcymatium.the circular molding, usually carved with an egg-and-dart pattern, forming part of an Ionic capital between the volutes and under the balteus.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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