solstice

English Thesaurus

1. either of the two times of the year when the sun is at its greatest distance from the celestial equator (noun.time)

hypernym	:	cosmic time,
definition	:	the time covered by the physical formation and development of the universe (noun.time)

hyponym	:	june 21, midsummer, summer solstice,
definition	:	June 21, when the sun is at its northernmost point (noun.time)

hyponym	:	winter solstice,
definition	:	December 22, when the sun is at its southernmost point (noun.time)