an ovolo molding, esp. one having an outline with several radii or one carved with an egg-and-dart pattern.
b.
the prominent circular molding supporting the abacus of a Doric or Tuscan capital.
c.
Also called cymatium.the circular molding, usually carved with an egg-and-dart pattern, forming part of an Ionic capital between the volutes and under the balteus.
Origin: 1325–75; ME < L < Gk echînos hedgehog, sea urchin
(click for larger image in new window) n. Either of two moldings, cyma recta or cyma reversa, having an undulating or S-shaped profile, used especially in classical architecture. Also called cymatium.
[New Latin cȳma, from Greek kūma, wave, cyma, from kuein, to swell; see keuə- in Indo-European roots.]
cy·ma·tium (sī-mā'shəm, -shē-əm) n.
pl.cy·ma·tia (-shə, -shē-ə)