hydroponics
[ hahy-druh-pon-iks ]
/ ˌhaɪ drəˈpɒn ɪks /
noun (used with a singular verb)
the cultivation of plants by placing the roots in liquid nutrient solutions rather than in soil; soilless growth of plants.
Compare aeroculture, geoponics(def 2).
Origin of hydroponics
First recorded in 1935–40;
hydro-1 +
(geo)ponics
OTHER WORDS FROM hydroponics
hy·dro·pon·ic, adjective hy·dro·pon·i·cal·ly, adverb hy·drop·o·nist [hahy-drop-uh-nist] /haɪˈdrɒp ə nɪst/, hy·dro·pon·i·cist, nounWords nearby hydroponics
Example sentences from the Web for hydroponics
British Dictionary definitions for hydroponics
hydroponics
/ (ˌhaɪdrəʊˈpɒnɪks) /
noun
(functioning as singular)
a method of cultivating plants by growing them in gravel, etc, through which water containing dissolved inorganic nutrient salts is pumped
Also called: aquiculture
Derived forms of hydroponics
hydroponic, adjective hydroponically, adverbWord Origin for hydroponics
C20: from
hydro- + (
geo)
ponics
Scientific definitions for hydroponics
hydroponics
[ hī′drə-pŏn′ĭks ]
The cultivation of plants in a nutrient-rich solution, rather than in soil, and under controlled conditions of light, temperature, and humidity. Also called aquaculture