WADIS
- (in Arabia, Syria, northern Africa, etc.) the channel of a watercourse that is dry except during periods of rainfall
- 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
- shallow usually sharply defined depression in a desert region
- WADI, the bed of a usually dry watercourse [n]
- WADI, the bed of a usually dry watercourse, also WADY [n]