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
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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
Helga, Helgi, Helgoland, heli-, heliacal, heliacal rising, helianthemum, helianthine B, helianthus, heli-boarding, heliborne
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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