atmospheric phenomena accompanying the daily appearance of the sun(noun.phenomenon)
source: wordnet30
the daily event of the sun rising above the horizon(noun.event)
source: wordnet30
The first appearance of the sun above the horizon in the morning; more generally, the time of such appearance, whether in fair or cloudy weather; as, to begin work at sunrise.(noun)
source: webster1913
adjective satellite (s)
of an industry or technology; new and developing(adj.all)