(n.) 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.
Thesaurus Entries
ablution, affusion, aspergation, aspersion, baptism, bath, bathing, bedewing, cleaning out, dampening, damping, deluge, dewing, douche, douching, drowning, elution, elutriation, enema, flooding, flush, flushing, flushing out, hosing, hosing down, humidification, immersion, inundation, lathering, lavabo, lavage, lavation, laving, moistening, mopping, mopping up, rinse, rinsing, scouring, scrub, scrubbing, scrubbing up, shampoo, soaping, sparging, spattering, splashing, splattering, sponge, sponging, spraying, sprinkling, submersion, swabbing, swashing, wash, washing, washing up, washout, washup, watering, wetting, wiping up
