hydroponics/ˌhaɪdɹə(ʊ)ˈpɒnɪks/EtymologyFrom hydro- (“water”) + -ponics, which is from geoponics.nounThe cultivation of plants in a nutrient solution rather than in the soil.“Despite relying on water alone to grow plants, hydroponics systems require 90 percent less water than crops grown in soil, due to water recycling and the self-contained nature of the system. Because of the closed nature of the system, it is […]”