tint

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

• noun A shade of a color, especially a pale or delicate variation.
• noun A gradation of a color made by adding white to it to lessen its saturation.
• noun A barely detectable amount or degree; a trace.
• noun A shaded effect in engraving produced by fine, close, parallel lines.
• noun Printing A panel of light color on which matter in another color is to be printed, as in an illustration.
• noun A dye for the hair.
• transitive & intransitive verb To give a tint to or take on a tint.

from The Century Dictionary.

• A Scotch preterit of tine.
• noun A variety of a color, especially and properly a luminous variety of low chroma; also, abstractly, the respect in which a color may be varied by more or less admixture of white light, which at once increases the luminosity and diminishes the chroma.
• noun In engraving, a series of parallel lines cut upon a wood block with a tint-tool, so as to produce an even and uniform shading, as in clear skies.
• To apply a tint or tints to; color in a special manner; tinge.

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

• transitive verb To give a slight coloring to; to tinge.
• noun A slight coloring.
• noun A pale or faint tinge of any color.
• noun A color considered with reference to other very similar colors.
• noun (Engraving) A shaded effect produced by the juxtaposition of many fine parallel lines.
• noun (Eng.) a species of graver used for cutting the parallel lines which produce tints in engraving.

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

• noun A slight coloring
• noun A pale or faint tinge of any color; especially, a variation of a color obtained by adding white (contrast shade)
• noun A color considered with reference to other very similar colors; as, red and blue are different colors, but two shades of scarlet are different tints
• noun A shaded effect produced by the juxtaposition of many fine parallel lines
• verb transitive, intransitive to shade, to color

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

• verb color lightly
• noun a quality of a given color that differs slightly from another color