physostomous

adjective

phy·​sos·​to·​mous

variants or less commonly physostomatous

¦fīsō¦stämətəs,

-stōm-

1

: of or relating to a physostome or the Physostomi : isospondylous

2

: having a duct between the air bladder and alimentary canal

Word History

Etymology

physostomous from New Latin Physostomi + English -ous; physostomatous from phys- + -stomatous

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