rainbowlike

/ˈreɪnboʊˌlaɪk/
adjective
  1. Resembling or having the colors of a rainbow; multicolored and bright.
    • The artist painted a rainbowlike pattern on the wall.
    • Her dress was rainbowlike, with stripes of red, orange, yellow, green, blue, and purple.
    • The soap bubbles had a rainbowlike shimmer in the sunlight.
Antonyms
What does "rainbowlike" mean? | whatsthatwordmean | whatsthatwordmean