Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Shackleton, Sir Ernest Henry 1874-1922; Brit. antarctic explorer
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
, Sir Ernest Henry 1874-1922.
British explorer who led a number of expeditions to the Antarctic and wrote Heart of the Antarctic (1909).