pigment

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pig·ment / ˈpigmənt/ • n. the natural coloring matter of animal or plant tissue. ∎  a substance used for coloring or painting, esp. a dry powder that, when mixed with oil, water, or another medium, constitutes a paint or ink.• v. [tr.] [usu. as adj.] (pigmented) color (something) with or as if with pigment: pigmented areas such as freckles.DERIVATIVES: pig·men·tar·y / -ˌterē/ adj.

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