geometric

1 a :  of, relating to, or according to the methods or principles of geometry b :  increasing in a geometric progression <geometric population growth>

2 capitalized :  of or relating to a style of ancient Greek pottery characterized by geometric decorative motifs

3 a :  utilizing rectilinear or simple curvilinear motifs or outlines in design b :  of or relating to art based on simple geometric shapes (as straight lines, circles, or squares) <geometric abstractions>