canyon

(redirected from River canyon)
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canyon

, cañon
a gorge or ravine, esp in North America, usually formed by the down-cutting of a river in a dry area where there is insufficient rainfall to erode the sides of the valley

canyon

See Mars, surface features; valley, lunar.

Canyon

 

a deep river valley with very steep, often perpendicular, walls and a narrow floor, usually completely occupied by theriverbed. One of the largest canyons in the world is the GrandCanyon of the Colorado River in the USA (length, over 320 km;depth, to 1, 800 m).

canyon

[′kan·yən]
(geography)
A chasm, gorge, or ravine cut in the surface of the earth by running water; the sides are steep and form cliffs.
References in periodicals archive ?
In the river canyon there are hot and cold springs and geologic formations that rival Utah's.
A thigh-burning, 4,200-foot climb brings views of the Great Western Divide's crags, plus a dizzying 6,000-foot drop to the Kaweah River canyon.
Nyingchi (Tibet), May 15 (Xinhua-ANI): Three stressed-out hikers who were trapped for nearly two weeks in Yarlung Tsangpo River Canyon in southwest China's Tibet Autonomous Region are likely to receive adequate medication Tuesday, rescuers said.
Mainling, Jumada II 15, 1433, May 6, 2012, SPA -- Two rescue teams were dispatched Sunday to the site of an avalanche that killed two people and trapped another four in the Yarlung Tsangpo River Canyon in west China's Tibet autonomous region, local authorities said Sunday.
Fish River Canyon - Not only is it Namibia's amazing sight, but it is one of Africa's natural marvels.
The Mantle Ranch; a family's joys and sorrows in the beautiful, remote Yampa River Canyon, 2d ed.
From his motorcycle jump over the newly opened Caesars Palace fountains to his leap over the Snake River Canyon in Idaho, this provides a satisfying in-depth survey of his relationships, life, media encounters, and more, and considers his status as a sports legend.
Captain Truax designed the X-3 rocket plane and a steam powered rocket intended to propel daredevil driver Evel Knieval over the Snake River Canyon in Idaho.
The SAR crew, which responded to a call for assistance from the sheriff's office after a 16-year-old girl fell off a cliff and into the river in Skokomish River Canyon while hiking with her family.
Mr Saltman promoted Knievel's infamous attempt to jump Idaho's Snake River Canyon and then wrote a book about the experience, angering Knievel by portraying him as "an alcoholic, a pill addict, an anti-Semite and an immoral person.
is another half-hour documentary on his life, where friends and family talk about him, and his jumps at Snake River Canyon and Wembley Stadium are replayed.