Definition of "rain-making" []

• The attempt to produce rainfall by some mechanical or other means. See rain-maker, 2. The planting of forests or the formation of ponds, lakes, and swamps by irrigation so as to increase the rainfall is one of the methods used. (noun)

The Century Dictionary (Public Domain)

• "Of all their considerable skills, the art of rain-making reigned supreme."
• "In 1891, it hired retired Brigadier General Robert Dyrenforth, a firm believer, to conduct a series of rain-making experiments in Texas to try and settle the argument once and for all."
• "The story differs slightly in various Huichol communities but Lumholtz observed a special rain-making feast at the conclusion of which messengers were sent out in the four directions with votive offerings to be deposited in sacred places, one of which was the Laguna de Magdalena, about a week's journey south of Huichol country."