Definition of heliacal

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  • heliacal is a valid Scrabble US word with a point value of 13
  • heliacal is a valid Scrabble UK word with a point value of 13
  • heliacal is a valid Words with friends word with a point value of 15

Definition of heliacal

  • 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 (adjective)

    Examples

    1. the heliacal rising of the Dog Star
    2. the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)

    Synonyms

    1. heliac

See definition of heliacal in Merriam Webster