corona

Definition
(noun) the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse Definition
(noun) (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower Definition
(noun) an electrical discharge accompanied by ionization of surrounding atmosphere Definition
(noun) one or more circles of light seen around a luminous object Definition
(noun) (anatomy) any structure that resembles a crown in shape Definition
(noun) a long cigar with blunt ends