The Oreades had music written on scrolls, in all the colours of the rainbow.
She has faded away like a rainbow—like a drop of dew in the sun.
No one dared to use the rainbow but Iris, to whom it had been given by Jupiter.
Notice a rainbow, when possible, and form one with a prism in the schoolroom.
Like all explorers he was unhappy over his lot and looked beyond the rainbow.