a state of W Brazil, consisting of the central Amazon basin: vast areas of unexplored tropical rainforest. Capital: Manaus. Pop: 2 961 801 (2002). Area: 1 542 277 sq km (595 474 sq miles)
Amazonas in American English
(ˌɑməˈzoʊnəs)
state of NW Brazil: 605,408 sq mi (1,568,000 sq km); pop. 2,089,000; cap. Manaus