razor-billed curassow

noun

: any of several South American curassows of the genus Mitu having a short laterally compressed bill with a knob on the culmen

Word History

First Known Use

1829, in the meaning defined above

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