headbox

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English

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Etymology

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head +‎ box

Noun

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headbox (plural headboxes)

  1. Synonym of headrail
  2. A device for distributing a suspension of solids in water to a machine at a constant rate, or for retarding the rate of flow, as to a top-feed filter, or for eliminating by overflow some of the finest particles.
  3. The topmost square of a USPSA target holding the B and A scoring zones.

Translations

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References

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  • United States Bureau of Mines, Dictionary of Mining, Mineral, and Related Terms (1996).
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