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blue whale
blue whale definition
blue whale
a rorqual (Balaenoptera musculus) with a blue-gray back: the largest animal that has ever lived, reaching a length of over 30 m (100 ft) and weighing up to 136,000 kg (c. 150 tons)
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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