hardpan
From WikiWord, the free dictionary
English
Definitions
noun
- A former lake, especially a lake that has dried and habitually remains dry, opposed to playas.
noun
- A distinct layer of soil that is largely impervious to water.
Related words
Synonyms
hardpanpancalicheclayduripanhardgroundclaypanhardrockortsteinstonelayerinceptisolaquandaquiferbaserockhardwaterentisolhardveldhardcoat