coloring

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The art, manner, or process of applying color.
• noun A substance used to color something.
• noun Appearance with regard to color.
• noun Characteristic aspect, tone, or style.
• noun False or misleading appearance.

from The Century Dictionary.

• noun The act or art of applying or combining colors, as in painting.
• noun A combination of color; tints or hues collectively; effect of a combination of tints, as in a picture or natural landscape.
• noun A particular use of color, or style of combining colors, as in the work of an artist.
• noun A peculiar character or indefinable tone analogous to the effect of a general hue or tint, or of the combination of colors in a painting: said especially of tendency or style in writing or speaking.
• noun A specious appearance; pretense; show: as, the story has a coloring of truth.
• noun In music, same as colorature.
• noun The commercial name for a preparation of caramel used to color soups and gravies. See caramel, 1.

from the GNU version of the Collaborative International Dictionary of English.

• noun The act of applying color to; also, that which produces color.
• noun Change of appearance as by addition of color; appearance; show; disguise; misrepresentation.
• noun See under Dead.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb Present participle of color.
• noun An act or process which applies color.
• noun The appearance as to color.
• noun A disguise or discoloration.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a visual attribute of things that results from the light they emit or transmit or reflect
• noun the act or process of changing the color of something
• noun a digestible substance used to give color to food