Cymatium

Origin

From the Latin cȳmatium ("an ogee”, “an Ionic volute"), from the Ancient Greek κυμάτιον, the diminutive form of κῦμα (kūma, "wave”, “billow"), whence cyma.

Full definition of cymatium

Noun

1. (architecture) A molding on the cornice.
2. (architecture) A type of molding that is wavelike in form.