from The American Heritage® Dictionary of the English Language, 4th Edition
- An island of western Indonesia in the Indian Ocean south of the Malay Peninsula. Visited by Marco Polo c. 1292, the island came under Dutch control in the 17th century although the English continued to press territorial claims. Sumatra joined newly independent Indonesia in 1949.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. The largest island of Indonesia.
from The Century Dictionary and Cyclopedia
- n. A sudden squall occurring in the narrow sea between the Malay peninsula and the island of Sumatra.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a mountainous island in western Indonesia
Mentioned in the 11th century in Sanskrit as Sumatra-bhumi "land of Sumatra", gradually replacing the earlier Svarna-dvīpa. (Wiktionary)