noun plural
: great clouds of luminous hydrogen, calcium, sodium, and other gases floating above the sun's chromosphere, occasionally erupting violently outward, and being especially numerous in regions above sunspots
noun plural
: great clouds of luminous hydrogen, calcium, sodium, and other gases floating above the sun's chromosphere, occasionally erupting violently outward, and being especially numerous in regions above sunspots
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012