[doo, dyoo]


moisture condensed from the atmosphere, especially at night, and deposited in the form of small drops upon any cool surface.
something like or compared to such drops of moisture, as in purity, delicacy, or refreshing quality.
moisture in small drops on a surface, as tears or perspiration.

verb (used with object)

to wet with or as with dew.

Origin of dew

before 900; Middle English; Old English dēaw; cognate with German Tau, Old Norse dǫgg
Related formsdew·less, adjectiveun·dewed, adjective
Can be confuseddew do due Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for dews


Examples from the Web for dews

Historical Examples of dews

  • The dews are very plentiful, advantageously supplying the place of rain.

    The History of Louisiana

    Le Page Du Pratz

  • The stains of sordid traffic shall be cleansed by the dews and the rains.

  • Often the clothes of the workers are quite wet with the early morning dews.

  • The dampness of the grave-yard clung to me, and the night dews were beginning to fall.

    Ernest Linwood

    Caroline Lee Hentz

  • At present, the dews are descending, and we will return to our divan, and take some coffee.'


    Benjamin Disraeli

British Dictionary definitions for dews



  1. drops of water condensed on a cool surface, esp at night, from vapour in the air
  2. (in combination)dewdrop
something like or suggestive of this, esp in freshnessthe dew of youth
small drops of moisture, such as tears


(tr) poetic to moisten with or as with dew

Word Origin for dew

Old English dēaw; related to Old High German tou dew, Old Norse dögg
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 dews



Old English deaw, from Proto-Germanic *dawwaz (cf. Old Saxon dau, Old Frisian daw, Middle Dutch dau, Old High German tau, German Tau, Old Norse dögg "dew"), from PIE root *dheu- (2) "to flow" (cf. Sanskrit dhavate "flows, runs").

Online Etymology Dictionary, © 2010 Douglas Harper

dews in Science



Water droplets condensed from the air, usually at night, onto cool surfaces near the ground. Dew forms when the temperature of the surfaces falls below the dew point of the surrounding air, usually due to radiational cooling. See also frost.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.