Naismith's rule
/ (ˈneɪsmɪθs) /
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noun
mountaineering a rule of thumb for calculating the time needed for a climbing expedition, allowing 1 hour for every 3 miles of distance plus 1 hour for every 2000 feet of height
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Word Origin for Naismith's rule
C19: named after W. W. Naismith (1856–1935), Scottish climber, who formulated it
Words nearby Naismith's rule
Nairn, Nairnshire, Nairobi, nairu, Naismith, Naismith's rule, naissance, naissant, naive, naively, naive realism
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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