- to make or become moist.
Origin of moisten
SynonymsSee more synonyms for moisten on Thesaurus.com
dampen, wet, sponge, spray.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for moistener
"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.
- to make or become moist
Word Origin and History for moistener
1610s, agent noun from moisten (v.).
Online Etymology Dictionary, © 2010 Douglas Harper