thumb|right|300px|Dewbow around heiligenschein on the ground. thumb|right|300px|Dewbow on a spiderweb.
thumb|right|300px|Dewbow around heiligenschein on the ground. thumb|right|300px|Dewbow on a spiderweb.
A dewbow is an optical effect, similar to a rainbow, where dewdrops instead of rain droplets reflect and disperse sunlight.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).