geocaching
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ge·o·cach·ing
(jē′ō-kăsh′ĭng)n.
A pastime in which one searches for hidden objects that are found by using exact GPS coordinates.
ge′o·cach′er n.
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.
geocaching
(ˈdʒiːəʊˌkæʃɪŋ)n
(Other Non-sporting Hobbies) a game in which the object is to identify and find items deposited by other players, using GPS navigation
[C20: from geo(graphy) + caching]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014