irrigation canal; flood diversion channel
Meanings
2 senses · 6 examplesnoun
irrigation canal; channel dug for diverting water to irrigate fields
technicalA technical term in water conservancy referring to artificial channels that divert water from rivers or lakes to agricultural areas.
The villagers worked together to dig an irrigation canal, solving the water shortage problem during the dry season.
This irrigation canal provides ample water for irrigating the farmland downstream.
Show 1 more exampleShow fewer examples
The design of ancient irrigation canals reflects the hydraulic wisdom of our ancestors.
noun
flood diversion channel; relief river; spillway
technicalA technical term for artificial channels constructed to divert excess floodwaters away from main rivers or populated areas to prevent flooding.
To reduce pressure on the main river channel, engineers designed a flood diversion channel to divert floodwaters.
This relief channel plays an important role in flood discharge during the rainy season.
Show 1 more exampleShow fewer examples
Ancient cities often used diversion channel systems to prevent urban flooding.