etchplain
nounEtymology From etch + plain.
1
Geography, Geology, Geomorphology, Natural sciences A plain (area of land, not necessarily flat) where bedrock has been subject to extensive etching or subsurface weathering.
- Lateritized etchplains are surfaces of low relief underlain by extensive primary laterite deposits.1969, Michael Frederic Thomas, Environment and land use in Africa, page 127:
- Derived terms
- etchplanation
- Related terms
- peneplain, pediplain, paleoplain, paleosurface