compluvium

noun

com·​plu·​vi·​um

kəmˈplüvēəm,

(ˈ)käm¦p-

plural compluvia

-ēə

: a square opening in the roof of the ancient Roman atrium toward which the roof sloped and through which the rain fell into the impluvium

Word History

Etymology

Latin, from compluere to flow together, from com- + pluere to rain

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