Definition of star jelly
: any of several algae that form gelatinous colonies; especially : any of various algae of the genus Nostoc (especially N. commune) that tend to form irregular or globular firm gelatinous pellets on marshy or frequently inundated ground
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of star jelly
so called from a popular belief that the gelatinous colonies fall from the stars
Seen and Heard
What made you want to look up star jelly? Please tell us where you read or heard it (including the quote, if possible).