rainbow
noun/ˈreɪnbəʊ/
/ˈreɪnbəʊ/
- a curved band of different colours that appears in the sky when the sun shines through rain
- all the colours of the rainbow
Extra ExamplesTopics Weatherc1- (figurative) Every year the Dutch bulb fields burst into a rainbow of colours.
- (figurative) A rainbow of medals decorated his chest.
Oxford Collocations DictionaryRainbow is used before these nouns:- coalition
Word OriginOld English regnboga (see rain, bow2).Definitions on the go
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rainbow