Result of erosion (6)
I believe the answer is:
(Other definitions for ravine that I've seen before include "'Deep, steep valley (6)'" , "Narrow, steep-sided valley" , "Vainer in narrow gorge" , "Deep narrow valley" , "Steep-sided gorge" .)
I believe the answer is:
(Other definitions for ravine that I've seen before include "'Deep, steep valley (6)'" , "Narrow, steep-sided valley" , "Vainer in narrow gorge" , "Deep narrow valley" , "Steep-sided gorge" .)