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Oxford
N. & adj.
An arch of colours (conventionally red,orange, yellow, green, blue, indigo, violet) formed in the sky(or across a cataract etc.) opposite the sun by reflection,twofold refraction, and dispersion of the sun's rays in fallingrain or in spray or mist.
Rainbow lorikeet a smallbrightly coloured Polynesian parrot, Trichoglossus haematodus.rainbow trout a large trout, Salmo gairdneri, orig. of thePacific coast of N. America. secondary rainbow an additionalarch with the colours in reverse order formed inside or outsidea rainbow by twofold reflection and twofold refraction. [OEregnboga (as RAIN, BOW(1))]
tác giả
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