From WordNet (r) 2.0 (August 2003) [wn]:
backpacking
n : carrying something in a pack on the back; "the backpacking
of oxygen is essential for astronauts" [syn: packing]
From WordNet (r) 2.0 (August 2003) [wn]:
backpacking
n : carrying something in a pack on the back; "the backpacking
of oxygen is essential for astronauts" [syn: packing]