<p><strong>Noun</strong></p><ul><li>A transparent or translucent, usually portable, case for enclosing a light and protecting it from the wind, rain, etc.</li><li>The chamber at the top of a lighthouse, surrounding the light.</li><li>Magic lantern.</li><li>Architecture: A tall, more or less open construction admitting light to an enclosed area below.</li><li>Any light, decorative structure of relatively small size crowning a roof, dome, etc.</li><li>An open-sided structure on a roof to let out smoke or to assist ventilation.</li><li>A light, usually over the entrance to an elevator on each floor of a multistory building, that signals the approach of the elevator.</li></ul>