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Word of the Day
Sunday, May 31, 2015

Definitions for moonbow

  1. a rainbow caused by the refraction and reflection of light from the moon.

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Citations for moonbow
A few die-hard photographers have timed their visit to Yosemite Falls so they can catch a glimpse of a rare phenomenon: a rainbow at night, emerging from the mist. It's called a moonbow, and you can only see it a few times a year. Sasha Khokha, "At 150, Yosemite's Roots Go Deep," KQED, June 27, 2014
Nature's kaleidoscope had cracked his everyday world to pieces, and had put together from its crystals a moment like a moonbow. Randall Jarrell, Pictures from an Institution, 1954
Origin of moonbow
Moonbow entered English in the late 1800s and is a blend of moon and rainbow.