Meaning of “irrigate” - Learner’s Dictionary

irrigate

verb [ T ] us uk /ˈɪrɪɡeɪt/

to provide water for an area of land so that crops can be grown

irrigation noun [ U ] us uk /ˌɪrɪˈɡeɪʃən/

(Definition of “irrigate” from the Cambridge Learner’s Dictionary © Cambridge University Press)