cymatium Meaning, Definition & Usage

  1. noun (architecture) a molding for a cornice; in profile it is shaped like an S (partly concave and partly convex)
    cyma.

WordNet

Cy*ma"ti*um noun
Etymology
L., fr. Gr. , dim. of a wave.
Definitions
  1. (Arch.) A capping or crowning molding in classic architecture.

Webster 1913