also Brit  neu*tral*ise  vb, -ized  also Brit  -ised  -iz*ing  also Brit  -is*ing vt  1  :  to make chemically neutral  2 a  :  to counteract the activity or effect of  :  make ineffective  b  :  to counteract the refractive power of (a lens) by combining it with one or more other lenses  3  :  to make electrically inert by combining equal positive and negative quantities vi  :  to undergo neutralization neu*tral*iz*er also Brit  neu*tral*is*er  n 
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.