Meaning; FOG: Free Online Games (website) FOG: Friend of God: FoG: Fields of Glory (gaming)
Best Answer: The double rainbow is nothing more than light being refracted twice instead of once in a rain drop. They always do that but the second refracted ray is often so dim that we can't see it. just now. Report Abuse. Well, a double rainbow consists of a primary rainbow and a secondary one. Secondary rainbows are caused by a double reflection of sunlight inside the raindrops, and appear at an angle of 50Â°â53Â°.
Rainbow. A rainbow is an optical and meteorological phenomenon that is caused by reflection of light in water droplets in the Earth's atmosphere, resulting in a spectrum of light appearing in the sky.iktionary (5.00 / 1 vote) Rate this definition: rainbow (Noun). A multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air. rainbow (Noun). Any prismatic refraction of light showing a spectrum of colours. rainbow (Noun).