The various definitions of corona:
- A body part resembling the crown
- A gaseous envelope around the sun and other stars
- The corona ring is the electrical discharge caused by ionization of fluid surrounding a conductor at high potential
- Outer layer of an egg
- White matter sheet in the brain
- The central part of the daffodil (Narcissus) flower
- A city in California and a neighborhood in Queens, New York
- The name of a rendering program used for architectural visualization
- A brand of beer
- A long cigar