corona
noun
1.
a viral disease caused by SARS-CoV-2 that caused a global pandemic in 2020
2.
the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse
3.
(botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower
4.
an electrical discharge accompanied by ionization of surrounding atmosphere
5.
one or more circles of light seen around a luminous object
6.
7.
a long cigar with blunt ends