Hypertext Webster Gateway: "overburden"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Overburden \O`ver*bur"den\, v. t.
To load with too great weight or too much care, etc. --Sir P.
Sidney.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Overburden \O"ver*bur`den\, n.
The waste which overlies good stone in a quarry. --Raymond.
From WordNet (r) 1.7 (wn)
overburden
n 1: the surface soil that must be moved away to get at coal
seams and mineral deposits
2: an excessive burden [syn: {overload}]
v 1: burden with too much work or responsibility
2: load with excessive weight
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