| 释义 |
knickpoint
knickpoint (ˈnɪkˌpɔɪnt) or nickpointn (Physical Geography) a break in the slope of a river profile caused by renewed erosion by a rejuvenated river[C20: partial translation of German Knickpunkt, from knicken to bend + Punkt point]knickpoint
knickpoint[′nik ‚pȯint] (geology) A point of sharp change of slope, especially in the longitudinal profile of a stream or of its valley. Also known as break; knick; nick; nickpoint; rejuvenation head; rock step. |