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definitions

open-pit

[ oh-puh n-pit ]
/ ˈoʊ pənˌpɪt /
|

adjective Mining.

noting or pertaining to a type of surface mining in which massive, usually metallic mineral deposits are removed by cutting benches in the walls of a broad, deep funnel-shaped excavation.

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Nearby words

  1. open-jaw,
  2. open-line,
  3. open-market operations,
  4. open-minded,
  5. open-mouthed,
  6. open-plan,
  7. open-pollinated,
  8. open-reel,
  9. open-reel tape,
  10. open-shelf

Origin of open-pit

First recorded in 1910–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for open-pit

  • The cableway is so economical in its working that it has greatly advanced the process of "open-pit" mining.

    The Romance of Modern Mechanism|Archibald Williams