Chiefly in Mexico and the south-western United States: a main or central irrigation channel; (also) a main or central open drain. Cf. acequia, n.

U.S. A floodgate or sluice controlling the flow of water into and out of rice-fields.

a wheel by means of which land is irrigated.

a machine with revolving tubular arms from which water is sprinkled like rain.

In Madeira, a canal for irrigation.

a sprayer consisting of a hand-held nozzle supplied from a pressurized reservoir that is carried on the back like a knapsack.

a sprayer for diffusing a fine spray of water over a lawn.