iron blue definition

  • noun:
    • Any of numerous light-resistant and heat-resistant, semitransparent blue pigments of powerful tinctorial power, utilized chiefly in permanent professional finishes, printing inks, and music artists' colors. Also known as Prussian blue.
    • somewhat purplish or bluish dark grey
    • some of numerous blue pigments

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  • Hypernym for "iron blue"
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