giant star

English Thesaurus

1. a very bright star of large diameter and low density (relative to the Sun) (noun.object)

hypernym	:	star,
definition	:	(astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior (noun.object)

instance hyponym	:	arcturus,
definition	:	the 4th brightest star and the brightest star in the constellation Bootes; 36 light-years from Earth (noun.object)

instance hyponym	:	capella,
definition	:	the brightest star in Auriga (noun.object)