Definitions for "Guilloche"
Guilloche is designed to generate guilloche patterns, as seen on currency, certificates, etc.
An ornament in the form of two or more bands or strings twisted over each other in a continued series, leaving circular openings which are filled with round ornaments.
In ornamental art, any pattern made by interlacing curved lines.
The geometric design frequently surrounding the denomination of the note.
the geometric design, printed as security device.
This is the technical name for a geometric design found on many banknotes. Generally these guilloches are used not only to make the note look pretty but to make it tough to copy, thus they are a security device.
Keywords:  molding, twisted, resembling, rope
Molding resembling twisted rope