heliac in a sentence
a.
📚 Grade Level: Grade 9, Grade 10, Grade 11, Grade 12
Definition
HELIAC: relating to the heliacal rising of a star, particularly when it first becomes visible just before sunrise, often marking significant seasonal events.
Sample Sentences
- The heliac rise of Sirius marked the beginning of the ancient Egyptian new year.
- Astronomers often study heliac phenomena to understand the relationship between stars and seasonal changes.
- During the heliac phase, certain celestial events become visible to the naked eye.
- The heliac setting of the sun can create stunning sunsets that are a photographer's dream.
- In mythology, the heliac appearances of certain constellations were believed to influence agricultural practices.