headgate
An upstream gate to an aqueduct, canal, river channel, or irrigation system that can be opened or closed to regulate the flow of water entering a downstream portion of the system.
Noun
- An upstream gate to an aqueduct, canal, river channel, or irrigation system that can be opened or closed to regulate the flow of water entering a downstream portion of the system.
Antonyms: tailgate
Hypernyms: sluice gate watergate water gate gate
- A moveable framework designed to hold still the heads of cattle for various procedures.
Origin
From head + gate.