<p><strong>Noun</strong></p><ul><li>A brilliant scarlet red.</li><li>A bright-red, water-insoluble pigment consisting of mercuric sulfide, once obtained from cinnabar, now usually produced by the reaction of mercury and sulfur.</li></ul><p><strong>Adjective</strong></p><ul><li>Of the color vermilion.</li></ul><p><strong>Verb</strong></p><ul><li>(Used with object) To color with or as if with vermilion.</li></ul>