acequia

n. (term used in Southwest USA) irrigation canal

This article refers to the a waterway. For other uses, see Acequia (disambiguation) An acequia is a community operated waterway used in Spain and the American Southwest for irrigation. In the latter, acequias are usually historically engineered canals that carry snow runoff or river water to distant fields.
See more at Wikipedia.org...

n. irrigation ditch; dyke, drainage channel; gutter, drainpipe; stream

n. weir, dam, levee, gutter, drain, channel, duct, canal, sluice

= ditch, irrigation channel, irrigation ditch.
Ex: The speciments were collected from different types of habitats, such as streams, springs, ditches, dams, swamps, wells and ponds.
Ex: Concrete has been widely used in the remodelling of irrigation channels -- for bottom lining and slope revetment.
Ex: Recent changes in rice fields and irrigation ditches to increase production has led to a decrease in fish diversity.