Sphyrnidae

plural noun

Sphyr·​ni·​dae

ˈsfərnəˌdē

: a family of sharks that have the head highly modified and that include the hammerheads and bonnetheads

Word History

Etymology

New Latin, from Sphyrna, type genus + -idae

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