v. t. [ imp. & p. p. Irrigated p. pr. & vb. n. Irrigating ] [ L. irrigatus, p. p. of irrigare to irrigate: ir- in + rigare to water; prob. akin to E. rain. See Rain. ] [ 1913 Webster ]
1. To water; to wet; to moisten with running or dropping water; to bedew. [ 1913 Webster ]
2. (Agric.) To water, as land, by causing a stream to flow upon, over, or through it, as in artificial channels. [ 1913 Webster ]
3. (Med.) To rinse (a wound, infected area, etc.) with a flow or spray of a liquid. [ PJC ]
n. [ L. irrigatio: cf. F. irrigation. ] The act or process of irrigating, or the state of being irrigated; especially, the operation of causing water to flow over lands, for nourishing plants. [ 1913 Webster ]