heliac

from WordNet (r) 3.0 (2006)
heliac
    adj 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)" [syn: {heliacal},
           {heliac}]
from The Collaborative International Dictionary of English v.0.48
Heliac \He"li*ac\, a.
   Heliacal.
   [1913 Webster]
antiflux / dictionary / heliac
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