a large island in the Indian ocean, situated between 107° and 117° E. long, and between 7° 30' N. lat. and 4° S. lat.

Its figure is almost round, and computed to be 2500 miles in circumference, and consequently containing a greater number of square acres than any island in the known world.

BORNEO is also the name of the principal town of the above island, situated on a bay at the north-west part, in 111° 30' E. long, and 4° 30' N. lat.

BORNHOLM, an island in the Baltic Sea, situated on the coast of Schonen, in Sweden, about 43 miles north-east of the island of Rugen, in 15° E. long, and 55° 15' N. lat.

or Bournoo, the name of a town and country of Nigritia, in Africa. This country abounds in cattle, millet, and cotton. It lies between 15° and 24° E. long, and between 10° and 20° N. lat.

BORNEO is also the name of a lake, in the river Niger, where it traverses the above-mentioned country.