heliac

 
['hiːlɪæk]     ['hiːlɪæk]    
  • adj. 與太陽同時出沒的
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heliac的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

Adjective:
  1. 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)"

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