| 单词 | heliacal rising |
| 释义 | heliacal rising/ (hɪˈlaɪəkəl) / nounthe rising of a celestial object at approximately the same time as the rising of the sun the date at which such a celestial object first becomes visible in the dawn sky Word Origin for heliacal risingC17: from Late Latin hēliacus relating to the sun, from Greek hēliakos, from hēlios the sun Words nearby heliacal risingHelga, Helgi, Helgoland, heli-, heliacal, heliacal rising, helianthemum, helianthine B, helianthus, heli-boarding, heliborne Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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