From Longman Dictionary of Contemporary Englishcoronaco‧ro‧na /kəˈrəʊnə $ -ˈroʊ-/ noun [countable] HAthe shining circle of light seen around the Sun when the Moon passes in front of it in an eclipse
Examples from the Corpus
corona• The sun was just catching the summit of the opposite hillside, making a corona of light over the towering cypresses.• Ought he to deal out a full corona pattern?• It was immediately surrounded by a glowing octarine corona as the rising magical wind roared past.• Around them, in a sun's corona, severed legs and arms.• The flare-like component of a stellar corona is, of course, spectrally harder than the active-region-like component.• The older and rougher the lines, the greater the corona.CoronaCorona trademark a type of Mexican beer, sold especially in the US and also available in the UKOrigin corona (1500-1600) Latin → CROWN1 