n. - A combination of things connected and adjusted by design; a system.
n. - A plan or theory something to be done; a design; a project; as, to form a scheme.
n. - Any lineal or mathematical diagram; an outline.
n. - A representation of the aspects of the celestial bodies for any moment or at a given event.
v. t. - To make a scheme of; to plan; to design; to project; to plot.
v. i. - To form a scheme or schemes.