"corona" in the noun sense
1. aureole, corona
the outermost region of the sun's atmosphere visible as a white halo during a solar eclipse
botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower
3. corona discharge, corona, corposant, St. Elmo's fire, Saint Elmo's fire, Saint Elmo's light, Saint Ulmo's fire, Saint Ulmo's light, electric glow
an electrical discharge accompanied by ionization of surrounding atmosphere
one or more circles of light seen around a luminous object
anatomy) any structure that resembles a crown in shape
a long cigar with blunt ends
Source: WordNet® (An amazing lexical database of English)
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