[blam]

"And here I always thought a wadi was a dried up river bed, not a valley. Oh well."

I still believe that.

[Bat_Chemist]

"And here I always thought a wadi was a dried up river bed, not a valley. Oh well."

Actually, a wadi is a place where water still runs (at least intermittently).

[carpio]

A tie game.

Main Entry: wa·di

Pronunciation: 'wä-dE

Function: noun

Etymology: Arabic wAdiy

Date: 1839

1 : the bed or valley of a stream in regions of southwestern Asia and northern Africa that is usually dry except during the rainy season and that often forms an oasis : GULLY, WASH

2 : a shallow usually sharply defined depression in a desert region