Strongylocentrotus

noun

Stron·​gy·​lo·​cen·​tro·​tus

-ˈtrōtəs

: a widely distributed genus of sea urchins (family Strongylocentrotidae) that includes the common green urchin (S. drobachiensis) of the North American coasts and the small purple urchin (S. purpuratus) of the Pacific coast as well as other common forms

Word History

Etymology

New Latin, from Greek strongylos round, compact + kentrōtos prickly, from kentroun to provide with a prick or sting, from kentron sharp point

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