Definition of: nomography

(nō·mog′rə·fē) noun
1. The art of drafting laws, or a treatise on that art.
2. Math. A method for the graphic representation on a plane surface of the relations between two or more variables; the science and technique of graphic computation.
—no·mo·graph·ic (nō′mə·graf′ik) or ·i·cal adjective