Possible Definitions:
1. Projection (n.) The act of throwing or shooting forward.
2. Projection (n.) A jutting out; also, a part jutting out, as of a building; an extension beyond something else.
3. Projection (n.) The act of scheming or planning; also, that which is planned; contrivance; design; plan.
4. Projection (n.) The representation of something; delineation; plan; especially, the representation of any object on a perspective plane, or such a delineation as would result were the chief points of the object thrown forward upon the plane, each in the direction of a line drawn through it from a given point of sight, or central point; as, the projection of a sphere. The several kinds of projection differ according to the assumed point of sight and plane of projection in each.
5. Projection (n.) Any method of representing the surface of the earth upon a plane.
