Iguanidae

plural noun

Igua·​ni·​dae

-nəˌdē

: a large family of chiefly New World lizards including the iguanas and many of the small inoffensive lizards (as the pine lizard and horned toads) of the U.S. and being distinguished from the related Agamidae by possession of pleurodont dentition

Word History

Etymology

New Latin, from Iguana, 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