(1):

(v. i.) To form a scheme or schemes.

(2):

(v. t.) To make a scheme of; to plan; to design; to project; to plot.

(3):

(n.) A representation of the aspects of the celestial bodies for any moment or at a given event.

(4):

(n.) Any lineal or mathematical diagram; an outline.

(5):

(n.) A plan or theory something to be done; a design; a project; as, to form a scheme.

(6):

(n.) A combination of things connected and adjusted by design; a system.