Sluiceway
Part of speech: noun
Definition: a man-made channel designed to redirect excess water
Sluice
Part of speech: noun
Definition: An artificial passage for water, fitted with a valve or gate, as in a mill stream, for stopping or regulating the flow; also, a water gate of flood gate.Hence, an opening or channel through which anything flows; a source of supply.The stream flowing through a flood gate.A long box or trough through which water flows, -- used for washing auriferous earth.
Part of speech: verb
Definition: To emit by, or as by, flood gates. -Milton.To wet copiously, as by opening a sluice; as, to sluice meadows. Howitt.To wash with, or in, a stream of water running through a sluice; as, to sluice earth or gold dust in mining.