wadi

Noun.  A valley, gully, or stream bed in northern Africa and southwest Asia that remains dry except during the rainy season.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.