Hillary Edmund Percival
Hil·la·ry(hĭl′ə-rē), Sir Edmund Percival 1919-2008.
New Zealand mountaineer and explorer who in 1953 with Tenzing Norgay first attained the summit of Mount Everest.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.