overburden Hear it!

overburden definition

over·bur·den (ō′vər bʉrd′'n; for n. ō′vər bʉrd′'n)

transitive verb

to burden oppressively; weigh down

noun

  1. something that overburdens
  2. Geol. soil, rock, etc. that is covering or overlying a useful deposit, as of ore

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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