- coronaA large, round, pendent chandelier, with spikes around its upper rim to hold candles or lamps, usually hung from the roof of a church.
- coronetA small crown, such as is worn by a noble.
- coronavirusA member of the family Coronaviridae, comprising viruses which infect animals and human beings, and the genome of which consists of a single strand of RNA.
- coroniformHaving the form of a crown or coronet.
- coronillaAny of the genus Coronilla of plants related to clover, having their flowers arranged in little heads or tufts resembling coronets.