rainbow
1 of 1noun/ˈreɪnboʊ/
Forms:rainbows
1
the bent lines of different colors that appear in the sky after the rain
B2Learn more on Wikipedia- After the rain, a beautiful rainbow appeared over the hills.
- The children were excited to see a rainbow after the storm.
- Each color of the rainbow represents something unique.
- They took pictures of the stunning rainbow that arched across the sky.
2
an unrealistic or fleeting hope, often one unlikely to be fulfilled