noun
: a star (as a faint red dwarf) that undergoes sudden and unpredicted increases in brightness amounting often to several magnitudes in only a few minutes and fades as quickly
noun
: a star (as a faint red dwarf) that undergoes sudden and unpredicted increases in brightness amounting often to several magnitudes in only a few minutes and fades as quickly
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012