Synonyms: head gate
Definition: a gate upstream from a lock or canal that is used to control the flow of water at the upper end
Similar words: gate
Definition: a movable barrier in a fence or wall
Synonyms: penstock, sluice valve, sluicegate, floodgate, head gate, water gate
Definition: regulator consisting of a valve or gate that controls the rate of water flow through a sluice
Similar words: regulator
Definition: any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.