ampullaceous

adjective

am·​pul·​la·​ceous

-ˌpu̇-,

-ˌpə-

: resembling an ampulla : shaped like a flask or bladder

Word History

Etymology

Latin ampullaceus, from ampulla + -aceus -aceous

First Known Use

1776, in the meaning defined above

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