irrigate
ir.ri.gate \'ir-*-.ga-t\ \.ir-*-'ga--sh*n\ \'ir-*-.ga-t-*r\ vb [L irrigatus, pp. of irrigare, fr. in- + rigare to wate]r 1: WET, MOISTEN; esp : to supply (as land) with water by artificial means 2: to refresh as if by watering : to practice irrigation - ir.ri.ga.tion n