from
WordNet (r) 3.0 (2006)
colouring
n 1: a digestible substance used to give color to food; "food
color made from vegetable dyes" [syn: {coloring},
{colouring}, {food coloring}, {food colouring}, {food
color}, {food colour}]
2: a visual attribute of things that results from the light they
emit or transmit or reflect; "a white color is made up of
many different wavelengths of light" [syn: {color}, {colour},
{coloring}, {colouring}] [ant: {achromaticity},
{achromatism}, {colorlessness}, {colourlessness}]
3: the act or process of changing the color of something [syn:
{coloring}, {colouring}]