syzygal
/sɪˈzɪdʒəl/
adjective
- Relating to a syzygy, which is the alignment of three celestial bodies (such as the sun, moon, and Earth) in a straight line.
- Astronomers study syzygal events to understand gravitational interactions.
- The syzygal alignment of the Earth, moon, and sun causes a solar eclipse.
- Syzygal tides are especially high during new and full moons.