bouldering

or bowl·der·ing

[bohl-der-ing]

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noun

pavement made with small boulders.

Origin of bouldering

1875–80; boulder to pave with boulder(s) + -ing¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for bouldering

mountaineering, alpinism, scaling

British Dictionary definitions for bouldering

bouldering

noun

rock climbing on large boulders or small outcrops either as practice or as a sport in its own right

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012