Savanna
Etymology
From Spanish "sabana," which Spanish colonists took from Taíno "zabana," a word of the Indigenous Caribbean. It is one of the earliest Native American loanwords in English.
noun · /suh-VAN-uh/
A tropical or subtropical grassland dotted with scattered trees, lying between desert and forest.
What it names
The classic grassland-with-scattered-trees biome — the landscape of the African plains.
Example
Acacia trees stood alone across the golden savanna.
Related idea
A savanna is warm grassland with scattered trees; a moor is cool, treeless upland — both open, but at opposite climate extremes.