Definition of Scyllaea
: a genus (coextensive with the family Scyllaeidae) of pelagic nudibranch mollusks that have small branched gills situated on the upper side of four fleshy lateral lobes and on a median crest on the posterior part of the back and that live among and mimic sargassum and other floating seaweeds
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 scyllaea
New Latin, from Scylla, in Greco-Roman mythology a female monster who inhabited the rock Scylla on the Italian coast and was a menace to seafarers, from Latin, from Greek Skylla
Seen and Heard
What made you want to look up Scyllaea? Please tell us where you read or heard it (including the quote, if possible).