What's Trending Now
More Trending Words
Protonemertini
plural noun
Pro·to·nemertini
\¦prōt(ˌ)ō+\
Definition of Protonemertini
in some classifications
: an order of unarmed nemertine worms in which the brain and lateral nerves lie outside the musculature
Indulge Your Inner Word Nerd
There's more!
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 protonemertini
New Latin, from prot- + Nemertini
Seen and Heard
What made you want to look up Protonemertini? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!