What's Trending Now
More Trending Words
Protocaris
noun
Pro·toc·a·ris
\prəˈtäkərə̇s\
Definition of Protocaris
: the oldest known branchiopod genus found in the Lower Cambrian of Vermont and consisting of small crustaceans resembling Triops
Read the Latest from M-W
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 protocaris
New Latin, from prot- + -caris
Seen and Heard
What made you want to look up Protocaris? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!