Any material from which a dye, a paint, or the like, may be prepared; particularly, the refined and purified coloring matter ready for mixing with an appropriate vehicle.
- A substance used as coloring.
- Dry coloring matter, usually an insoluble powder, to be mixed with water, oil, or another base to produce paint and similar products.
- A substance, such as chlorophyll or melanin, that produces a characteristic color in plant or animal tissue.
- To color with pigment.