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sluice

[sloos] /slus/
noun
1.
an artificial channel for conducting water, often fitted with a gate (sluice gate) at the upper end for regulating the flow.
2.
the body of water held back or controlled by a sluice gate.
3.
any contrivance for regulating a flow from or into a receptacle.
4.
a channel, especially one carrying off surplus water; drain.
5.
a stream of surplus water.
6.
an artificial stream or channel of water for moving solid matter:
a lumbering sluice.
7.
Also called sluice box. Mining. a long, sloping trough or the like, with grooves on the bottom, into which water is directed to separate gold from gravel or sand.
verb (used with object), sluiced, sluicing.
8.
to let out (water) by or as if by opening a sluice.
9.
to drain (a pond, lake, etc.) by or as if by opening a sluice.
10.
to open a sluice upon.
11.
to flush or cleanse with a rush of water:
to sluice the decks of a boat.
12.
Mining. to wash in a sluice.
13.
to send (logs) down a sluiceway.
verb (used without object), sluiced, sluicing.
14.
to flow or pour through or as if through a sluice.
Origin
1300-1350
1300-50; Middle English scluse (noun) < Old French escluse < Late Latin exclūsa, a water barrier, noun use of feminine of Latin exclūsus, past participle of exclūdere to exclude
Related forms
sluicelike, adjective
undersluice, noun
unsluiced, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for sluices
  • In summer, runoff from cloudbursts etches into the softer limestones and sluices through the deep runnels.
  • The model was also easy to tinker with: valves could be loosened, sluices opened and taps tightened.
  • His engineers covered holes with steel plates, widened sluices, and in some areas even straightened the river.
  • sluices and related devices were commonly used in the early days of placer mining.
  • At first jigs were placed on the end of the sluices as a final cleanup.
  • The next year they were moved to the head of the sluices.
  • Material is washed through bedrock cuts to the sluices which are not visible.
  • It is used to seal the dam in order to remove a sluice gate for maintenance or work inside one of the sluices.
  • Soon, however, the long tom was superseded by sluices of various types.
  • Club members mine placer gold using portable dredges, sluices, and pans.
British Dictionary definitions for sluices

sluice

/sluːs/
noun
1.
Also called sluiceway. a channel that carries a rapid current of water, esp one that has a sluicegate to control the flow
2.
the body of water controlled by a sluicegate
3.
4.
(mining) an inclined trough for washing ore, esp one having riffles on the bottom to trap particles
5.
an artificial channel through which logs can be floated
6.
(informal) a brief wash in running water
verb
7.
(transitive) to draw out or drain (water, etc) from (a pond, etc) by means of a sluice
8.
(transitive) to wash or irrigate with a stream of water
9.
(transitive) (mining) to wash in a sluice
10.
(transitive) to send (logs, etc) down a sluice
11.
(intransitive; often foll by away or out) (of water, etc) to run or flow from or as if from a sluice
12.
(transitive) to provide with a sluice
Derived Forms
sluicelike, adjective
Word Origin
C14: from Old French escluse, from Late Latin exclūsa aqua water shut out, from Latin exclūdere to shut out, exclude
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for sluices

sluice

n.

c.1400, earlier scluse (mid-14c.), a shortening of Old French escluse "sluice, floodgate" (Modern French écluse), from Late Latin exclusa "barrier to shut out water" (in aqua exclusa "water shut out," i.e. separated from the river), from fem. singular of Latin exclusus, past participle of excludere "to shut out" (see exclude).

v.

1590s, from sluice (n.). Related: Sluiced; sluicing.

Online Etymology Dictionary, © 2010 Douglas Harper
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