mesonephridium

noun

meso·​nephridium

¦me|(ˌ)zō,

¦mē|,

|(ˌ)sō+

: a nephridium of mesodermal origin

Word History

Etymology

New Latin, from mes- + nephridium

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