Advertisement - Continue reading below

Definition of "irrigate" []

  • To supply (dry land) with water by means of ditches, pipes, or streams; water artificially. (verb-transitive)
  • To wash out (a body cavity or wound) with water or a medicated fluid. (verb-transitive)
  • To make fertile or vital as if by watering. (verb-transitive)
  • To supply land with water artificially. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "irrigate" in a sentence
  • "Today, one of the world's oldest settled areas, where men first learned to irrigate, is a man-made desert."
  • "These rivers irrigate the acacias, the bright green rice fields and other human endeavor."
  • "By the way, same solution, just a little bit stronger, can be used to gargle throat and irrigate nostrils at the first signs of cold or flu."