noun
Sumatra
soo-MAHT-ruh
noun
1
A large island in western Indonesia, one of the biggest islands in the world.
"They flew from Jakarta to Sumatra to see the rainforest."
2
A violent squall or rainstorm blowing from the south, named after the island.
"Ships in the strait had to watch for sudden sumatras."
How to Use Sumatra
Learner’s notesIn plain EnglishThe Indonesian island, or a sudden violent storm named for it.
Word Forms
Sumatras plural
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Etymology
From Portuguese Sumatra, ultimately from Sanskrit samudra, "sea," via Malay and Arabic.