Sothic

adjective

So·​thic

ˈsōthik,

ˈsäth-

: relating to the ancient Egyptian year of 365¹/₄ days or to the Sothic cycle

Word History

Etymology

Greek Sōthēs the star Sirius + English -ic; from the fact that the year began when Sirius first appeared on the eastern horizon at sunrise

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