Echinocaris

noun

Echi·​no·​car·​is

"+ˈka(a)rəs

: a genus of extinct crustaceans (order Nebaliacea) the tail spines of which are common in various Devonian rocks

Word History

Etymology

New Latin, from echin- + -caris

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now