noun, plural ka·roos for 2.
- a vast plateau in the Republic of South Africa, in Cape of Good Hope province. 100,000 sq. mi. (260,000 sq. km); 3000–4000 feet (900–1200 meters) above sea level.
- (lowercase) an arid South African tableland with red clay soil.
noun plural -roos (often not capital)
- any of several high arid plateaus in South Africa, esp the Central Karoo and the Little Karoo. The highveld, north of the Central Karoo, is sometimes called the Northern Karoo
- a period or rock system in Southern Africa equivalent to the period or system extending from the Upper Carboniferous to the Lower Jurassic: divided into Lower and Upper Karoo
adjective
- of, denoting, or formed in the Karoo period
“barren table land in South Africa,” 1789, said to be from a Hottentot word.
- A semiarid plateau. The most well-known karoos cover nearly 400,000 sq km (156,000 sq mi) of southern Africa. Karoos are terrace shaped and characterized by low scrub vegetation.