<p><strong>Verb</strong></p><ul><li>(used without object) to shine with or reflect a subdued, tremulous light; gleam faintly</li><li>to appear to quiver or vibrate in faint light or while reflecting heat waves</li></ul><p><strong>Synonyms</strong></p><ul><li>glimmer</li></ul><p><strong>Noun</strong></p><ul><li>a subdued, tremulous light or gleam</li><li>a quivering or vibrating motion or image as produced by reflecting faint light or heat waves</li></ul>