verb (used with or without object)
- moist gangrene,
- moist rale,
- moist wart,
Origin of moisten
Examples from the Web for moistener
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.
"I can't talk at all pretty quick if I don't git a moistener," said Fred piteously.Average Jones|Samuel Hopkins Adams