holothoracic

adjective

holo·​thoracic

"

: having the three parts of the thorax closely united

holothoracic insects

compare schizothoracic

Word History

Etymology

hol- + thorac- + -ic

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