entosternum

noun

en·​to·​sternum

"+

plural entosterna

: an internal process or system of processes of the sternum of an insect or other arthropod

Word History

Etymology

New Latin, from ent- + sternum

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