<p><strong>Noun</strong></p><ul><li>a light emitted by or as if by a substance heated to luminosity; incandescence</li><li>brightness of color</li><li>a sensation or state of bodily heat</li><li>a warm, ruddy color of the cheeks</li><li>warmth of emotion or passion; ardor</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) to emit bright light and heat without flame; become incandescent</li><li>to shine like something intensely heated</li><li>to exhibit a strong, bright color; be lustrously red or brilliant</li><li>(of the cheeks) to exhibit a healthy, warm, ruddy color</li><li>to become or feel very warm or hot</li><li>to show emotion or elation: to glow with pride</li></ul><p><strong>Synonyms</strong></p><ul><li>redden</li><li>blush</li><li>flush</li></ul>