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water cycle

noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for water cycle
  • The evaporation that occurs when oceans, particularly near the equator, absorb solar energy is a key step in the water cycle.
  • Write a summary explaining how the water cycle works.
  • water cycle in the well evermore and produce all energy people will need.
  • And there was so much going on, especially in spring and summer when the water cycle goes into overdrive.
  • The scientific discipline in the field of physical geography that deals with the water cycle is called hydrology.
  • The water cycle is a major factor in both weather and climate.
  • It is renewable because water is constantly circulating through the global water cycle.
  • Students will review the water cycle and investigate how a region's water supply can become contaminated.
  • The water cycle is also known as the hydrologic cycle.
  • Trees also help perpetuate the water cycle by returning water vapor back into the atmosphere.
British Dictionary definitions for water cycle

water cycle

the circulation of the earth's water, in which water evaporates from the sea into the atmosphere, where it condenses and falls as rain or snow, returning to the sea by rivers or returning to the atmosphere by evapotranspiration Also called hydrologic cycle
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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water cycle in Science
water cycle  
See hydrologic cycle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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