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pirarucu

[pi-rahr-uh-koo] /pɪˈrɑr əˌku/
noun
1.
the arapaima.
Origin
1830-1840
1830-40; < Portuguese < Tupi pirá-rucú literally, red fish
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Encyclopedia Article for pirarucu

arapaima

ancient, air-breathing, giant fish of Amazonian rivers and lakes. One of the largest freshwater fishes in the world, the pirarucu attains a length of nearly 3 metres (10 feet) and a weight of 220 kg (485 pounds). The fish has a peculiar profile in that the front of the body is long and narrow, whereas the rear is flat and possesses only a rudimentary, rounded tail

Learn more about arapaima with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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