1. (noun) aureole, corona
the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse
Synonyms: corona discharge, glory, aureole, corona, nimbus, electric glow, halo, aura, corposant, gloriole
2. (noun) corona
(botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower
Synonyms: corona discharge, electric glow, aureole, corposant
3. (noun) 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
Synonyms: corona discharge, electric glow, corposant, corona, aureole
4. (noun) corona
one or more circles of light seen around a luminous object
Synonyms: corona discharge, electric glow, aureole, corposant
5. (noun) corona
(anatomy) any structure that resembles a crown in shape
Synonyms: corona discharge, electric glow, aureole, corposant
6. (noun) corona
a long cigar with blunt ends
Synonyms: corona discharge, electric glow, aureole, corposant
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Synonyms and Antonyms of corona 
