noun
llano
LAH-noh/lˈɑnoʊ/
A treeless grassy plain, especially in Spanish America.
Cattle graze across the open llano under a wide sky.

Etymology
Latin planus describes a flat or level surface. That descriptive idea became a noun for open, level country, especially the treeless plains of South America north of the Amazon.
More examples
- Seasonal rains turn the dry llano green.
- The llanos of Venezuela stretch far beyond the horizon.
- We found no shade as we crossed the llano.
Forms
llano · llanos