Definition of subirrigation in English:

subirrigation

noun

  • The irrigation of land or crops from beneath the soil surface, typically by means of underground channels or pipes.

Origin

Mid 19th century; earliest use found in John Loudon (1783–1843), landscape gardener and horticultural writer. From sub- + irrigation.

Pronunciation

subirrigation

/ˌsʌbɪrɪˈɡeɪʃn/