SYZYGY (Gr. συζυγία, a yoking together, from σύν, together, and root ζυγ-, yoke), in astronomy, either of the points at which the moon is most nearly in a line with the sun. The moon passes her syzygies, or is in a syzygy, at new and full moon.
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SYZYGY (Gr. συζυγία, a yoking together, from σύν, together, and root ζυγ-, yoke), in astronomy, either of the points at which the moon is most nearly in a line with the sun. The moon passes her syzygies, or is in a syzygy, at new and full moon.