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WordNet-Online 
 Definitions from WordNet
Noun peneplain has 1 sense 
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| Definitions from the WebPeneplainNoun: 
 Example Sentence: The Appalachian Mountains were once a towering range but after millions of years, they have been reduced to a peneplain. Example Sentence: The peneplain formed due to continuous erosion by water over a long period. Related Products: | ||||
| penecillin peneda penegyric peneidae penel gland penelope penent penentient peneplain peneplane peneplanization penerious penetentiary penetintiary penetrability penetrable penetralia 
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