Sothic year


Sothic year

n (Astronomy) the fixed year of the ancient Egyptians, 365 days 6 hours long, beginning with the appearance of the star Sirius on the eastern horizon at dawn, which heralded the yearly flooding of the Nile. A Sothic cycle contained 1460 such years

So′thic year′


n. the fixed year of the ancient Egyptians, determined by the heliacal rising of Sirius, and equivalent to 365 days. [1820–30]