verb (used with object), i·on·ized, i·on·iz·ing.
verb (used without object), i·on·ized, i·on·iz·ing.
to become changed into the form of ions, as by dissolving.
- ionization chamber,
- ionization or ionizing,
- ionization potential,
- ionizing radiation,
Also especially British, i·on·ise.
Origin of ionize
i·on·iz·a·ble, adjectivei·on·i·za·tion, nouni·on·iz·er, nounnon·i·on·ized, adjective
non·i·on·iz·ing, adjectiveself-i·on·i·za·tion, nounun·i·o·nized, adjectiveun·un·ion·ized, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for ionised
Such electrified atoms are absent from the sugar solution: sugar does not become "ionised" when it is dissolved.The Birth-Time of the World and Other Scientific Essays|J. (John) Joly
to change or become changed into ions
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
Online Etymology Dictionary, © 2010 Douglas Harper
To dissociate atoms or molecules into electrically charged atoms or radicals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
To give an atom or group of atoms a net electric charge by adding or removing one or more electrons.
To form ions in a substance. Lightning ionizes air, for example.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.