Head gate
Head gate noun - A gate upstream from a lock or canal that is used to control the flow of water at the upper end.
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Sluice and Head gate. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/head_gate/sluice
Head gate & Sluice. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/head_gate/sluice>.
Sluice or Head gate. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/head_gate/sluice.
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