headbox

English

Etymology

From head +‎ box.

Noun

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

part of USPSA target

• Finnish: yläneliö

References

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

Anagrams

• boxhead