Corona is a term that can refer to several different things. In the context of this crossword, it refers to a CIRCLE, AUREOLA, CIGAR, HALO, AUREOLE, and AURA. A CIRCLE is a two-dimensional shape with all points equidistant from the center. An AUREOLA is a circular or oval area of light around a figure in a painting or photograph. A CIGAR is a tightly rolled bundle of dried and fermented tobacco leaves. A HALO is a CIRCLE of light around the head of a saint or holy person in religious art. An AUREOLE is a CIRCLE of light around the head of a person or figure in a painting or photograph. An AURA is an invisible field of energy surrounding a person or object.