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).

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Origin of hydroponics

First recorded in 1935–40; hydro-1 + (geo)ponics

OTHER WORDS FROM hydroponics

hy·dro·pon·ic, adjectivehy·dro·pon·i·cal·ly, adverbhy·drop·o·nist [hahy-drop-uh-nist], /haɪˈdrɒp ə nɪst/, hy·dro·pon·i·cist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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 pumpedAlso called: aquiculture

Derived forms of hydroponics

hydroponic, adjectivehydroponically, adverb

Word Origin for hydroponics

C20: from hydro- + (geo) ponics
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for hydroponics

hydroponics
[ hī′drə-pŏnĭks ]

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
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for hydroponics

hydroponics
[ (heye-druh-pon-iks) ]

Cultivating plants in an artificial environment in which the necessary nutrients are carried to the roots in a liquid mixture.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.