hydroponics
noun
the cultivation of plants by placing the roots in liquid nutrient solutions rather than in soil; soilless growth of plants.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Rounds begin each morning at 6:15, David Goldstein, a hydroponicist at the farm, explained.
From The New Yorker ● Jul. 2, 2018