mesotrocha

noun

me·​sot·​ro·​cha

mə̇ˈzä‧trəkə,

-ˈsä-

plural mesotrochae

-ˌkē

also mesotrochas

: a mesotrochal larva

Word History

Etymology

New Latin, from mes- + -trocha

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