• synonyms


[moi-suh n]
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verb (used with or without object)
  1. to make or become moist.
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Origin of moisten

First recorded in 1570–80; moist + -en1
Related formsmoist·en·er, nouno·ver·mois·ten, verbpre·mois·tened, adjectivere·mois·ten, verbsu·per·mois·ten, verb (used with object)un·mois·ten, verb (used with object)


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dampen, wet, sponge, spray.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for moistener

Historical Examples

  • "I can't talk at all pretty quick if I don't git a moistener," said Fred piteously.

    Average Jones

    Samuel Hopkins Adams

  • An old ink bottle filled with water and with some cotton stuffed in the neck serves as a moistener for the binding.

  • A moistener for postage stamps or envelopes can be easily made from a screw-top jar.

British Dictionary definitions for moistener


  1. to make or become moist
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Derived Formsmoistener, noun
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 moistener


1610s, agent noun from moisten (v.).

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1570s, from moist + -en (1). Related: Moistened; moistening. The earlier verb was simply moist (early 14c.), from Old French moistir.

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Online Etymology Dictionary, © 2010 Douglas Harper