heliacal
Syllabification: (he·li·a·cal)
Pronunciation: /həˈlīəkəl/
Definition of heliacal
adjective
AstronomyOrigin:
mid 16th century: via late Latin from Greek hēliakos (from hēlios 'sun') + -al
mid 16th century: via late Latin from Greek hēliakos (from hēlios 'sun') + -al
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