Myxospongida

plural noun

Myxo·​spongida

ˌmiksə+

: an order of Demospongiae comprising sponges without either spicules or horny fibers

Word History

Etymology

New Latin, from myx- + Spongida

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