sluice valve
- noun
- /slus vælv/
- Specialized
- Flood control depends on the careful operation of each sluice valve along the canal.
Examples
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The sluice valve controls the water flow in the irrigation system.
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Before repairs began, all sluice valves needed to be closed to stop the water flow.
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The engineer inspected the sluice valve to ensure it was not leaking.
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Can you check the sluice valve before we start the pump?
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Each sluice valve must be opened carefully to allow water to flow into the fields.
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During the storm, we monitored the sluice valves to prevent flooding in the area.
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The technician replaced the faulty sluice valve to improve the water regulation system.
Synonyms
A small tap that controls liquid coming from a container
A metal door that controls water flowing through a dam or channel
A gate that opens to let water flow and closes to stop it in a river or canal
A gate that controls the flow of water in a channel
A gate or valve that controls water flow in dams and canals
A movable barrier at the start of a canal that controls water flow
A device that controls the flow of a liquid or gas by sliding over an opening
A small device with a flap that lets liquid flow one way only
A simple device with a hinged flap that lets liquid flow in one direction and stops it flowing back
A small part in a pipe that lets water flow only one way
How Effective
Surface Forms
Morphology
The meaning 'a valve or gate for regulating the flow of water through a sluice' is directly and transparently composed from 'sluice' (a passage controlled by a gate for directing water) and 'valve' (a flow-control device). This noun+noun compound follows a straightforward compositional pattern common across languages, so a B1 learner who knows both constituents would readily infer the MWE's meaning.
Etymology
Sluice valve comes from the simple image of a gate holding back water. A sluice is a channel with a gate and a valve opens or closes, so together they mean 'a gate that controls the flow of water'.