irrigation

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Noun irrigation has 2 senses

irrigation - supplying dry land with water by means of ditches etc
--₁ is a kind of provision, supply, supplying

Derived form: verb irrigate₁
irrigation - (medicine) cleaning a wound or body organ by flushing or washing out with water or a medicated solution
--₂ is a kind of medical care, medical aid
--₂ has particulars: douche; enema, clyster; lavage
Derived form: verb irrigate₂