moon pillar
noun Astronomy.
a halo phenomenon in which a vertical streak of light appears above and below the moon, believed to be caused by the reflection of moonlight by ice crystals with vertical axes.
Compare
sun pillar.
Words nearby moon pillar
moon face,
moon gate,
moon jellyfish,
moon knife,
moon letter,
moon pillar,
moon pool,
moon rat,
moon shell,
moon-blind,
moon-eyed