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heliacallyenUK
he·li·a·cal H0129800 (hĭ-lī′ə-kəl)adj. Of or relating to the sun, especially rising and setting with the sun.
[From Late Latin hēliacus, from Greek hēliakos, from hēlios, sun; see sāwel- in Indo-European roots.]
he·li′a·cal·ly adv.heliacally (hɪˈlaɪəkəlɪ) adv (Astronomy) astronomy in the manner of a heliacal risingEncyclopediaSeeHeliacalThesaurusSeeheliacal |