<p><strong>Noun</strong></p><ul><li>plural coronas, coronae.</li><li>a white or colored circle or set of concentric circles of light seen around a luminous body, especially around the sun or moon.</li><li>Meteorology: such a circle or set of circles having a small radius and ranging in color from blue inside to red outside, attributable to the diffraction caused by thin clouds, mist, or sometimes dust (halo).</li><li>Also called aureola.</li><li>Astronomy: a faintly luminous envelope outside of the sun's chromosphere, the inner part consisting of highly ionized elements.</li><li>a long, straight, untapered cigar, rounded at the closed end.</li><li>Botany: a crownlike appendage, especially one on the inner side of a corolla, as in the narcissus.</li><li>Anatomy: the upper portion or crown of a part, as of the head.</li><li>any part or structure suggestive of a crown or curved crown shape.</li><li>Pathology: a coronavirus, especially COVID-19.</li><li>Electricity: corona discharge.</li><li>Architecture: the projecting, slablike member of a classical cornice supported by the bed molding or by modillions, dentils, etc., and supporting the cymatium.</li><li>the tonsure of a cleric.</li><li>Ecclesiastical: a gold-colored stripe around the lower edge of a clerical headdress, as of a miter.</li><li>a chandelier of wrought metal, having the form of one or more concentric hoops.</li></ul>