ALL meanings of heliacal rising
he·li·a·cal ris·ing
H h - noun heliacal rising rising of a celestial object at approximately the same time as the rising of the sun 0
- noun heliacal rising the rising of a celestial object at approximately the same time as the rising of the sun 0
- noun heliacal rising the date at which such a celestial object first becomes visible in the dawn sky 0