hydroponics

[hahy-druh-pon-iks]

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).

Nearby words

  1. hydropneumatosis,
  2. hydropneumogony,
  3. hydropneumopericardium,
  4. hydropneumoperitoneum,
  5. hydropneumothorax,
  6. hydropower,
  7. hydrops,
  8. hydropsy,
  9. hydropyonephrosis,
  10. hydroquinone

Origin of hydroponics

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

Related formshy·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. 2019

Examples from the Web for hydroponics


British Dictionary definitions for hydroponics

hydroponics

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 Formshydroponic, 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

Word Origin and History for hydroponics

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

Science 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.

Culture 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.