2. ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
3. a structure consisting of something wound in a continuous series of loops
a coil of rope
4. A spiral scroll which forms the chief feature of the Ionic capital, and which, on a much smaller scale, is a feature in the Corinthian and Composite capitals. See Illust. of Capital, also Helix, and Stale.