| 释义 |
cy·ma
noun
also ci·ma or si·ma \ˈsīmə\
(-s)
Etymology: Greek kyma wave, waved molding — more at cyme
1. : a projecting molding whose profile is a double curve:
a. or cyma rec·ta \| ̷ ̷ ̷ ̷ˈrektə\ [New Latin, literally, straight cyma] : such a molding with the upper part concave
b. or cyma re·ver·sa \-rə̇ˈvərsə\ [New Latin, literally, reversed cyma] : such a molding with the upper part convex
2. : a double curve formed by the union of a concave line and a convex line |