Aureola is a term used to describe a HALO or a crown-like structure. It is derived from the Latin word for 'GOLDEN' and is often used to refer to the HALO of light that surrounds a person or object in religious art. The term can also be used to describe the outermost layer of the sun's atmosphere, known as the CORONA. In crossword puzzles, the term aureola is typically represented by the 4-letter word 'HALO' and the 6-letter word 'CORONA'.