deutocerebrum

noun

deu·​to·​cerebrum

"+

: the midsection of the brain of most arthropods formed by the paired ganglia of the second true segment and consisting of paired antennary and olfactory lobes

especially : the median lobes of the insect brain that innervate the antennal segment

Word History

Etymology

New Latin, from deut- + cerebrum

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