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. (anatomy) any structure that resembles a crown in shape
7. a long cigar with blunt ends