Hardpan is a 7 letter English word. It's valid Scrabble word worth 13 points. It's valid Words with friends word worth 14 points.
You can make 120 anagrams from letters in hardpan (aadhnpr).
An Americanism dating back to 1810-20; hard + pan1
hardpan or stone screenings are much preferred for this purpose if they can be had.
When small lakes dry up, they leave a salt crust or hardpan.
He came to a dark patch on the hardpan and strided over it, unheeding.
Only hardpan and alkali land could be bought in California at that price.
For hardpan, shale, loose rock and similar materials, ample strength of teeth and dipper is of greater importance than its shape.
Three persons worked together, one to clear off the sand on the ground to within six inches of the hardpan.
Elsewhere the hardpan or bedrock must have been exceptionally level and near the top of the ground.
If the hardpan is rather high, it is well to subsoil the area or to trench it (that is, to spade it up two or three spades deep).
hardpan, the hard, unbroken layer of earth, below the mould or cultivated soil.
And as for doing what Adirondack Murray did—get right down to hardpan and wash dishes in a dishpan—he couldn't do it.