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Pronunciation change

  • (US) enPR: rān'bō or rām'bō, IPA (key): /ˈreɪnboʊ/ or /ˈreɪmboʊ/
  • (UK) IPA (key): /ˈreɪnbəʊ/
  • (file)

Noun change

Singular
rainbow

Plural
rainbows

 
A rainbow
  1. (countable) A rainbow is an arch of colors in the sky that you can see in the rain when the sun is at your back.
    Traditionally, the colors of the rainbow are red, orange, yellow, green, blue, indigo and violet, but in real life, it's actually a continuous spectrum.

Adjective change

Positive
rainbow

Comparative
none

Superlative
none

  1. When something is rainbow, it is made up of many colors.

Verb change

Plain form
rainbow

Third-person singular
rainbows

Past tense
rainbowed

Past participle
rainbowed

Present participle
rainbowing

  1. (transitive) When you rainbow something, you make it into something that has many colors, just like a rainbow.