polychromy definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the art of combining many different colors, esp. in painting statues, vases, etc.
Origin: French polychromie: see polychrome
polychromy definition by American Heritage Dictionary
The use of many colors in decoration, especially in architecture and sculpture.