'Hardpan' definitions:
Definition of '
hardpan
'
From:
WordNet
noun
Crust or layer of hard subsoil encrusted with calcium- carbonate occurring in arid or semiarid regions [syn:
caliche
, hardpan]
Definition of '
Hardpan
'
From:
GCIDE
Hardpan \Hard"pan`\ (h[aum]rd"p[a^]n), n. The hard substratum. Same as
Hard pan
, under
Hard
, a. [1913 Webster]
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