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irrigation

[ir-i-gey-shuh n]
noun
  1. the artificial application of water to land to assist in the production of crops.
  2. Medicine/Medical. the flushing or washing out of anything with water or other liquid.
  3. the state of being irrigated.
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Origin of irrigation

First recorded in 1605–15, irrigation is from the Latin word irrigātiōn- (stem of irrigātiō). See irrigate, -ion
Related formsir·ri·ga·tion·al, adjectivenon·ir·ri·ga·tion, nouno·ver·ir·ri·ga·tion, nounpre·ir·ri·ga·tion, nounpre·ir·ri·ga·tion·al, adjectivepro·ir·ri·ga·tion, adjectivere·ir·ri·ga·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for non-irrigation

irrigation

n.

"a supplying of water to land," 1610s, from Latin irrigationem (nominative irrigatio) "a watering," noun of action from past participle stem of irrigare (see irrigate).

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Online Etymology Dictionary, © 2010 Douglas Harper
non-irrigation in Culture

irrigation

Artificial provision of water to sustain growing plants.

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Note

Irrigation accounts for the greatest part of water usage in the western United States.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.