heliacal rising
/ (hɪˈlaɪəkəl) /
noun
the rising of a celestial object at approximately the same time as the rising of the sun
the date at which such a celestial object first becomes visible in the dawn sky
Word Origin for heliacal rising
C17: from Late Latin
hēliacus relating to the sun, from Greek
hēliakos, from
hēlios the sun
Words nearby heliacal rising
helgoland,
heli-,
heli-boarding,
heli-skiing,
heliacal,
heliacal rising,
helianthemum,
helianthine b,
helianthus,
heliborne,
helic-