de-ionizer

de-ionizer

or

de-ioniser

n
a device which de-ionizes a solution
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Have de-ionizer or reverse-osmosis systems, commonly used for ultrasonic humidification, been considered?
A water de-ionizer may help to minimize chlorine levels in the water.