👉 Curvilinear is a noun, which means it is related to or based on a curve. In this context, "curvilinear" refers to a form of art that involves using geometric shapes and patterns to create a visual representation, often in a curved manner. Curvilinear is also used in the construction industry to refer to structures that are built with curved forms. In the context of mathematics, curvilinear geometry is a branch of mathematics that deals with the properties of curves defined by straight