A sundog is similar to a rainbow, and more common than rainbows.
![A "sundog" in a cloud in the sky. A sundog is like a rainbow.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/wss-rainbows-sundog.jpg?itok=lnX60GDu)
Detailed Description
A "sun dog" (or "sundog") appearing in high clouds in a sunny sky.
Sources/Usage
Credit: Wateropolis.org
A "sun dog" (or "sundog") appearing in high clouds in a sunny sky.
Credit: Wateropolis.org