- nonirrigation
-
n.
* * *
Universalium. 2010.
nonirrigation
Look at other dictionaries:
nonirrigation — n … Useful english dictionary
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium
