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irrigate

[ir-i-geyt] /ˈɪr ɪˌgeɪt/
verb (used with object), irrigated, irrigating.
1.
to supply (land) with water by artificial means, as by diverting streams, flooding, or spraying.
2.
Medicine/Medical. to supply or wash (an orifice, wound, etc.) with a spray or a flow of some liquid.
3.
to moisten; wet.
Origin
1605-1615
1605-15; < Latin irrigātus, past participle of irrigāre to wet, flood, nourish with water, equivalent to ir- ir-1 + rigā- (stem of rigāre to provide with water, soak) + -tus past participle suffix
Related forms
irrigator, noun
nonirrigated, adjective
nonirrigating, adjective
overirrigate, verb (used with object), overirrigated, overirrigating.
reirrigate, verb (used with object), reirrigated, reirrigating.
unirrigated, adjective
well-irrigated, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for nonirrigated

irrigate

/ˈɪrɪˌɡeɪt/
verb
1.
to supply (land) with water by means of artificial canals, ditches, etc, esp to promote the growth of food crops
2.
(med) to bathe or wash out a bodily part, cavity, or wound
3.
(transitive) to make fertile, fresh, or vital by or as if by watering
Derived Forms
irrigable, adjective
irrigation, noun
irrigational, irrigative, adjective
irrigator, noun
Word Origin
C17: from Latin irrigāre, from rigāre to moisten, conduct water
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for nonirrigated

irrigate

v.

"supply land with water," 1610s, from Latin irrigatus, past participle of irrigare "lead water to, refresh, irrigate, flood," from assimilated form of in- "into, in, on, upon" (see in- (2)) + rigare "to water, to moisten," of uncertain origin, perhaps cognate with rain. Related: Irrigated; irrigating. In Middle English it was an adjective, "watered, flooded" (mid-15c.).

Online Etymology Dictionary, © 2010 Douglas Harper
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nonirrigated in Medicine

irrigate ir·ri·gate (ĭr'ĭ-gāt')
v. ir·ri·gat·ed, ir·ri·gat·ing, ir·ri·gates
To wash out a cavity or wound with a fluid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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