Associations to the word «Heliacal»

HELIACAL, adjective. (rare) Of or relating to the Sun, especially rising and setting with the sun.

HELIACAL, adjective. Of or relating to the rising of a star when it first becomes visible just before sunrise in the eastern sky, having previously been made invisible by sunlight, or the analogous situation of its setting just after sunset.

HELIACAL, adjective. Pertaining to or near the sun; especially the first rising of a star after and last setting before its invisibility owing to its conjunction with the sun; "the heliacal rising of the Dog Star"; "the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)".