From parallel waves or lines with ends in tandem: Ends 1/2 Circulate as centers Hinge; center four Diamond Circulate [or star 1/4] as end four Trade; new centers Hinge as other four move up [as in Coordinate or Hourglass Circulate] to reform parallel waves or lines.
Bill Davis
This definition is from SCVSDA Note Service by Bill Davis.
It is provided here for informational and educational purposes only.