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hydroponics

[hahy-druh-pon-iks] /ˌhaɪ drəˈpɒn ɪks/
noun, (used with a singular verb)
1.
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
1935-1940
1935-40; hydro-1 + (geo)ponics
Related forms
hydroponic, adjective
hydroponically, adverb
hydroponist
[hahy-drop-uh-nist] /haɪˈdrɒp ə nɪst/ (Show IPA),
hydroponicist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for hydroponically

hydroponics

/ˌhaɪdrəʊˈpɒnɪks/
noun
1.
(functioning as sing) 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
hydroponic, adjective
hydroponically, adverb
Word Origin
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
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Word Origin and History for hydroponically

hydroponics

n.

1937, formed in English from hydro- + -ponics, from Greek ponein "to labor, toil," from ponos "labor" (see span (v.)). Related: Hydroponic (adj.).

Online Etymology Dictionary, © 2010 Douglas Harper
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hydroponically in Science
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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hydroponically in Culture
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 American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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