yar·dang 
(yärdäng′)
(yärdäng′)n.
A long, sharp ridge of soft, clearly differentiated sediments rising between two troughs made by wind or water erosion and extending parallel to the direction of the wind or water flow.
[Of Uyghur dialectal (Tarim Basin) origin, equivalent to modern standard Uyghur yardin, ablative of yar, ridge, steep bank; akin to Old Turkic yar.]
- pyromaniacal
- pyromantic
- pyrometallurgical
- pyrometallurgy
- pyrometer
- pyrometric
- pyrometrical
- pyrometrically
- pyrometry
- pyromorphite
- pyronin
- pyronine
- pyrope
- pyrophoric
- pyrophosphate
- pyrophosphatic
- pyrophosphoric acid
- pyrophyllite
- pyrosis
- pyrostat
- pyrosulfate
- pyrosulfuric acid
- pyrotechnic
- pyrotechnical
- pyrotechnically