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8 Words That Are Older Than You Think

ground water

noun
1.
the water beneath the surface of the ground, consisting largely of surface water that has seeped down: the source of water in springs and wells.
Also, groundwater.
Origin
1885-1890
1885-90
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for groundwater
  • Normally, groundwater pollution from cattle feedlots is a serious problem.
  • In some places, the groundwater is too salty to drink.
  • There is some chemical that can get into groundwater and it's bad for fish and amphibians.
  • The sandstone was washed away by groundwater that created pipe-shaped cavities in the sandstone.
  • Construction crews cleaned the area and purified groundwater for use in local wetlands.
  • Generally, this rock is made of limestone or dolomite, both of which are easily dissolved by seeping groundwater.
  • Decades later, traces of the chemical are still found in area groundwater.
  • It was originally an open-pit copper mine, but when industrial operations stopped it began to fill with highly acidic groundwater.
  • Transpiration-the process by which plants suck up groundwater and evaporate it into the atmosphere-is another and opposite matter.
  • groundwater is being pumped out much faster than it is being replenished.
British Dictionary definitions for groundwater

ground water

noun
1.
underground water that has come mainly from the seepage of surface water and is held in pervious rocks
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 groundwater
n.

"water in the ground," also ground water, 1890, from ground (n.) + water (n.). Attested from mid-15c. in sense "water at the bottom of a stream."

Online Etymology Dictionary, © 2010 Douglas Harper
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groundwater in Science
groundwater
  (ground'wô'tər)   
Water that collects or flows beneath the Earth's surface, filling the porous spaces in soil, sediment, and rocks. Groundwater originates from rain and from melting snow and ice and is the source of water for aquifers, springs, and wells. The upper surface of groundwater is the water table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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groundwater in Culture

groundwater definition


Water that seeps through the soil or rocks underground.

Note: Groundwater is a source of drinking and spring water for many communities.
Note: Groundwater can be contaminated by chemical pollutants. (See water pollution.)
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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Word Value for groundwater

16
19
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