gə̇ˈlōsh, gēˈ(y)ō- noun
( -s )
Etymology: French guillochis, from Middle French, perhaps from the name of Guilloche, from Guillot, familiar form of Guillaume William
1. : an architectural ornament in the form of two or more bands twisted over each other in a series leaving circular openings which are filled with round devices
2. : a pattern (as on metalwork) made by interlacing curved lines