Notorynchus

noun

No·​to·​ryn·​chus

: a genus of cow sharks with seven pairs of external gill openings

Word History

Etymology

New Latin, irregular from not- + -rhynchus

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