Sigmodon

noun

Sig·​mo·​don

ˈsigməˌdän

: a genus of cricetid rodents including the American cotton rats

Word History

Etymology

New Latin, from Greek sigma + New Latin -odon

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