neutralize

verb

neu·​tral·​ize ˈnü-trə-ˌlīz 

ˈnyü-

neutralized; neutralizing

transitive verb

1

: to make chemically neutral

2

a

: to counteract the activity or effect of : make ineffective

propaganda that is difficult to neutralize

b

: kill, destroy

3

: to make electrically inert by combining equal positive and negative quantities

4

: to invest (a territory, a nation, etc.) with conventional or obligatory neutrality conferring inviolability during a war

5

: to make neutral by blending with the complementary color

6

: to give (a pair of phonemes) a nondistinctive form or pronunciation

\t\ and \d\ are neutralized when pronounced as flaps

intransitive verb

: to undergo neutralization

neutralizer noun

Synonyms

• annul
• cancel (out)
• compensate (for)
• correct
• counteract
• counterbalance
• counterpoise
• make up (for)
• negative
• offset

Examples of neutralize in a Sentence

The soldiers tried to neutralize the attack by dividing the invading army.

This medicine neutralizes stomach acids.

The lands between the warring countries were neutralized.

Recent Examples on the Web

Daisy neutralizes these tactics by remaining calm, turning the conversation into a time-wasting loop that leaves the scammer with nothing to show for their effort. —Lars Daniel, Forbes, 18 Dec. 2024

And in immediate response to these menacing words, the defendant, Daniel Penny, this man, took it upon himself to take down Jordan Neely, to neutralize him. —Adam Iscoe, The New Yorker, 9 Dec. 2024

For years, Beijing has invested heavily in capabilities that aim to neutralize U.S. power projection in East Asia, potentially allowing China to impose a fait accompli over Taiwan. —Sebastian Elbaum, Foreign Affairs, 6 Dec. 2024

Some bioactives have antiviral activity, but raw milk has not been shown to neutralize bird flu. —Yasmin Tayag, The Atlantic, 5 Dec. 2024

Word History

First Known Use

1744, in the meaning defined at transitive sense 1

Kids Definition

neutralize

verb

neu·​tral·​ize ˈn(y)ü-trə-ˌlīz 

neutralized; neutralizing

1

: to make chemically neutral

neutralize an acid with a base

2

: to make ineffective : nullify

neutralize an opponent's move

3

: to make electrically neutral by combining equal positive and negative quantities

4

: to make politically neutral

neutralize a country

neutralization

ˌn(y)ü-trə-lə-ˈzā-shən

noun

neutralizer

ˈn(y)ü-trə-ˌlī-zər

noun

Medical Definition

neutralize

verb

neu·​tral·​ize

variants also British neutralise

ˈn(y)ü-trə-ˌlīz 

neutralized also British neutralised; neutralizing also British neutralising

transitive verb

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

intransitive verb

: to undergo neutralization

neutralizer noun

also British neutraliser